Current Astrochemistry Publications

(abstract links go to journal pages; abbreviations are expanded on the JOURNALS link page)

11365
articles
posted
since 2003

Featured Cover

Schiller et al., Adsorption of Helium on Small Cationic PAHs: Influence of Hydrocarbon Structure on the Microsolvation Pattern J Phys Chem A 125, 7813-7824 (2021)

Pubs	2020
from:	2019
	2018
	2017
	2016
	2015
	2014
	2013
	2012
	2011
	2010
	2009
	2008
	2007
	2006
	2005
	2004
	2003

Dedicated Journal Issues

Acc Chem Res

Astrochemistry and Planetary Science

2021

Phys Chem Chem Phys 120(8)

Theory, experiment, and simulations in laboratory astrochemistry

2018

Int J Quantum Chem 117(2)

Computational Astrochemistry

2017

Faraday Discuss 168

Astrochemistry of Dust, Ice and Gas

2014

Chem Rev 113(12)

Astrochemistry

2013

J Phys Chem A 117(39)

Oka Festschrift

2013

AIP Conf Proc 1541

Astrochem2012

2013

Phil Trans A 371(1994)

Surface Science in the ISM

2013

Phil Trans A 370(1978)

Chemistry, Astronomy and Physics of H+
3

2012

Faraday Discuss 147

Chemistry of the Planets

2010

J Phys Chem A 113(42)

Chemistry: Titan Atmosphere

2009

Faraday Discuss 133

Chemical Evolution of the Universe

2006

Publications feartured in the news are indicated with hypertext annotations and this emoticon:			Click here to see the world-wide contributions to astrochemistry.

New Articles Added 10 October 2021
	Collisional excitation of methylene by molecular hydrogen P. J. Dagdigian MNRAS 508, 118-124 (2021)
	Chlorine-bearing species and the ³⁷Cl/³⁵Cl isotope ratio in the coma of comet 67P/Churyumov-Gerasimenko F. Dhooghe, J. De Keyser, N. Hänni, K. Altwegg, G. Cessateur, E. Jehin, R. Maggiolo, M. Rubin, and P. Wurz MNRAS 508, 1020-1032 (2021)
	Formation of carbonaceous species from irradiated methane and ethane ices with vacuum-ultraviolet light J.-I. Lo, Hs.-C. Lu, Y.-C. Peng, S.-L. Chou, and B.-M. Cheng MNRAS 508, 1056-1063 (2021)
	Inelastic rate coefficients for collisions of C₄H^– with H₂ C. Balança, E. Quintas-Sánchez, R. Dawes, F. Dumouchel, F. Lique, and N. Feautrier MNRAS 508, 1148-1155 (2021)
	Modelling the insertion of O(¹D) into methane on the surface of interstellar ice mantles J. T. Carder, W. Ochs, and E. Herbst MNRAS 508, 1526-1532 (2021)
	Theoretical Calculations of the 242 nm Absorption of Propargyl Radical R. R. Li and M. R. Hoffmann J Phys Chem A 125, 8595-8602 (2021)
	Multipole-moment effects in ion-molecule reactions at low temperatures: part I - ion-dipole enhancement of the rate coefficients of the He⁺ + NH₃ and He⁺ + ND₃ reactions at collisional energies E_coll/k_B near 0 K V. Zhelyazkova, F. B. V. Martins, J. A. Agner, H. Schmutz, and F. Merkt Phys Chem Chem Phys 23, 21606-21622 (2021)
	Rovibronic spectroscopy of PN from first principles M. Semenov, N. El-Kork, S. N. Yurchenko, and J. Tennyson Phys Chem Chem Phys 23, 22057-22066 (2021)
	Collisional excitation of NH by H₂: Potential energy surface and scattering calculations P. Pirlot, Y. N. Kalugina, R. Ramachandran, G. Raffy, P. J. Dagdigian, and F. Lique J Chem Phys 155, 134303 (2021)
	Comprehensive Chemistry of HeH⁺ in the Early Universe E. D. S. Courtney, R. C. Forrey, R. T. McArdle, P. C. Stancil, and J. F. Babb ApJ 919, 70 (2021)
	Composition of organics on asteroid (101955) Bennu H. H. Kaplan, A. A. Simon, V. E. Hamilton, M. S. Thompson, S. A. Sandford, M. A. Barucci, E. A. Cloutis, J. Brucato, D. C. Reuter, D. P. Glavin, B. E. Clark, J. P. Dworkin, H. Campins, J. P. Emery, S. Fornasier, X. D. Zou, and D. S. Lauretta A&A 653, L1 (2021)
	An unbiased NOEMA 2.6 to 4 mm survey of the GG Tau ring: First detection of CCS in a protoplanetary disk N. T. Phuong, A. Dutrey, E. Chapillon, S. Guilloteau, J. Bary, T. L. Beck, A. Coutens, O. Denis-Alpizar, E. Di Folco, P. N. Diep, L. Majumdar, J.-P. Melisse, C.-W. Lee, V. Pietu, T. Stoecklin, and Y.-W. Tang A&A 653, L5 (2021)
	If you like C/O variations, you should have put a ring on it N. van der Marel, A. D. Bosman, S. Krijt, G. D. Mulders, and J. B. Bergner A&A 653, L9 (2021)
	Mg₂SiO₄ particle aggregation aboard the ISS - Influence of electric fields on aggregation behavior, particle velocity, and shape-preferred orientationTitle T. E. Koch, D. Spahr, D. Merges, B. Winkler, and F. E. Brenker A&A 653, A1 (2021)
	Evolutionary view through the starless cores in Taurus - Deuteration in TMC 1-C and TMC 1-CP D. Navarro-Almaida, A. Fuente, L. Majumdar, V. Wakelam, P. Caselli, P. Rivière-Marichalar, S. P. Treviño-Morales, S. Cazaux, I. Jiménez-Serra, C. Kramer, A. Chacón-Tanarro, J. M. Kirk, D. Ward-Thompson, and M. Tafalla A&A 653, A15 (2021)
	Stability of polycyclic aromatic hydrocarbon clusters in protoplanetary discs K. Lange, C. Dominik, and A. G. G. M. Tielens A&A 653, A21 (2021)
	Singly and doubly deuterated formaldehyde in massive star-forming regions S. Zahorecz, I. Jimenez-Serra, L. Testi, K. Immer, F. Fontani, P. Caselli, K. Wang, and T. Onishi A&A 653, A45 (2021)
	Cyano radical emission at small spatial scales towards massive protostars S. Paron, M. E. Ortega, A. Marinelli, M. B. Areal, and N. C. Martinez A&A 653, A77 (2021)
	The TOPGöt high-mass star-forming sample - I. Methyl cyanide emission as tracer of early phases of star formation C. Mininni, F. Fontani, A. Sánchez-Monge, V. M. Rivilla, M. T. Beltrán, S. Zahorecz, K. Immer, A. Giannetti, P. Caselli, L. Colzi, L. Testi, and D. Elia A&A 653, A87 (2021)
	The ionization fraction in OMC-2 and OMC-3 P. Salas, M. R. Rugel, K. L. Emig, J. Kauffmann, K. M. Menten, F. Wyrowski, and A. G. G. M. Tielens A&A 653, A102 (2021)
	The GUAPOS project - II. A comprehensive study of peptide-like bond molecules L. Colzi, V. M. Rivilla, M. T. Beltrán, I. Jiménez-Serra, C. Mininni, M. Melosso, R. Cesaroni, F. Fontani, A. Lorenzani, A. Sánchez-Monge, S. Viti, P. Schilke, L. Testi, E. R. Alonso, and L. Kolesniková A&A 653, A129 (2021)
	Modeling accretion shocks at the disk-envelope interface - Sulfur chemistry M. L. van Gelder, B. Tabone, E. F. van Dishoeck, and B. Godard A&A 653, A159 (2021)
	Structured velocity field in the inner envelope of B335: ALMA observations of rare CO isotopologues V. Cabedo, A. Maury, J. M. Girart, and M. Padovani A&A 653, A166 (2021)
	Limits on the contribution of early endogenous radiolysis to oxidation in carbonaceous chondrites' parent bodies A. Bouquet, K. E. Miller, C. R. Glein, and O. Mousis A&A 653, A59 (2021)
	Refining Saturn's deuterium-hydrogen ratio via IRTF/TEXES spectroscopy J. S. D. Blake, L. N. Fletcher, T. K. Greathouse, G. S. Orton, H. Melin, M. T. Roman, A. Antuñano, P. T. Donnelly, N. Rowe-Gurney, and O. King A&A 653, A66 (2021)
	Vertical compositional variations of liquid hydrocarbons in Titan's alkanofers D. Cordier, D. A. Bonhommeau, T. H. Vu, M. Choukroun, and F. García-Sánchez A&A 653, A80 (2021)
	Sublimation of organic-rich comet analog materials and their relevance in fracture formation D. Haack, C. Kreuzig, B. Gundlach, J. Blum, and K. Otto A&A 653, A153 (2021)
	Infrared spectra of complex organic molecules in astronomically relevant ice mixtures - IV. Methylamine M. G. Rachid, N. Brunken, D. de Boe, G. Fedoseev, A. C. A. Boogert, and H. Linnartz A&A 653, A116 (2021)
	Chemulator: Fast, accurate thermochemistry for dynamical models through emulation J. Holdship, S. Viti, T. J. Haworth, and J. D. Ilee A&A 653, A76 (2021)

New Articles from Last Week
	Excitation, emission, and synchronous fluorescence for astrochemical applications: Experiments and computer simulations of synchronous spectra of polycyclic aromatic hydrocarbons and their mixtures S. Sunuwar and C. E. Manzanares Icarus 370, 114689 (2021)
	Spectral transition properties of the A¹Π-X¹Σ⁺ system for PN Z. Qin, T. Bai, and L. Liu Chem Phys Lett 782, 139028 (2021)
	Establishing new diffuse interstellar band correlations to identify common carriers F. M. Smith, T. A. Harriott, D. Majaess, L. Massa, and C. F. Matta MNRAS 507, 5236-5245 (2021)
	Inelastic scattering of interstellar silyl cyanide (SiH₃CN) by helium atoms : cross-sections and rate coefficients for A- and E-SiH₃CN M. Naouai, A. Jrad, A. Badri, and F. Najar MNRAS 507, 5264-5271 (2021)
	Inelastic, exchange, and reactive processes in rovibrationally excited collisions of HD with H B. Zhou, B. Yang, N. Balakrishnan, B. K. Kendrick, M. Chen, and P. C. Stancil MNRAS 507, 6012-6019 (2021)
	Profile comparison of the 6-9 μm polycyclic aromatic hydrocarbon bands in starburst-dominated galaxies C. M. Canelo, D. A. Sales, A. C. S. Friaça, M. Pastoriza, and K. Menéndez-Delmestre MNRAS 507, 6177-6195 (2021)
	Ice mantles on dust grains: dramatic variation of thickness with grain size K. Silsbee, P. Caselli, and A. V. Ivlev MNRAS 507, 6205-6214 (2021)
	HST PanCET Program: A Complete Near-UV to Infrared Transmission Spectrum for the Hot Jupiter WASP-79b A. D. Rathcke, R. J. MacDonald, J. K. Barstow, J. M. Goyal, M. Lopez-Morales, J. M. Mendonça, J. Sanz-Forcada, G. W. Henry, D. K. Sing, M. K. Alam, N. K. Lewis, K. L. Chubb, J. Taylor, N. Nikolov, and L. A. Buchhave AJ 162, 138 (2021)
	Chemical Composition of Outbursting Comet C/2015 ER61 (PanSTARRS) M. Saki, E. L. Gibb, B. P. Bonev, N. X. Roth, M. A. DiSanti, Y. Khan, N. Dello Russo, R. J. Vervack Jr., A. J. McKay, and H. Kawakita AJ 162, 145 (2021)
	Identification of A Prismatic P₃N₃ Molecule Formed from Electron Irradiated Phosphine-nitrogen Ices C. Zhu, A. K. Eckhardt, S. Chandra, A. M. Turner, P. R. Schreiner, and R. I. Kaiser Nat Commun 12, 5467 (2021)
	Directed Gas-Phase Formation of Aminosilylene (HSiNH₂; X¹A'): The Simplest Silicon Analogue of an Aminocarbene, under Single-Collision Conditions Z. Yang, C. He, S. Goettl, R. I. Kaiser, V. N. Azyazov, and A. M. Mebel J Am Chem Soc 143, 14227-14234 (2021)
	Using the Starlight Polarization Efficiency Integral to Constrain Shapes and Porosities of Interstellar Grains B. T. Draine and B. S. Hensley ApJ 919, 65 (2021)

Published in November
	Collisional cooling of primordial and interstellar media by H₂ D. R. Flower, G. Pineau des Forêts, P. Hily-Blant, A. Faure, F. Lique, and T. González-Lezana MNRAS 507, 3564-3571 (2021)
	Dark cloud-type chemistry in photodissociation regions with moderate ultraviolet field M. S. Kirsanova, A. F. Punanova, D. A. Semenov, and A. I. Vasyunin MNRAS 507, 3810-3829 (2021)
	Resolved fine and hyperfine state-to-state rate coefficients for the rotational transitions of C₃N induced by collision with He M. Lara-Moreno, T. Stoecklin, and P. Halvick MNRAS 507, 4086-4094 (2021)
	Modeling of observations of the OH nightglow in the venusian mesosphere C. D. Parkinson, S. W. Bougher, F. P. Mills, Y. L. Yung, A. Brecht, D. Shields, and M. Liemohn Icarus 368, 114580 (2021)
	Evidence for the protection of N-heterocycles from gamma radiation by Mars analogue minerals G. Ertem, D. P. Glavin, R. P. Volpe, and C. P. McKay Icarus 368, 114540 (2021)
	Photochemistry of benzene (C₆H₆) hydrogen cyanide (HCN) co-condensed ices part 1: A source of solid-state production of volatile nitrile compounds in Titan's stratosphere J. Mouzay, K. Henry, I. Couturier-Tamburelli, G. Danger, N. Piétri, and T. Chiavassa Icarus 368, 114595 (2021)
	A tenuous, collisional atmosphere on Callisto S. R. Carberry Mogan, O. J. Tucker, R. E. Johnson, A. Vorburger, A. Galli, B. Marchand, A. Tafuni, S. Kumar, I. Sahin, and K. R. Sreenivasan Icarus 368, 114597 (2021)
	Visible-near-infrared observations of organics and carbonates on (101955) Bennu: Classification method and search for surface context S. M. Ferrone, B. E. Clark, H. H. Kaplan, J.-L. Rizos, X.-D.Zou, J.-Y. Li, M. A. Barucci, A. A. Simon, D. Reuter, P. H. Hasselmann, J. D. P. Deshapriya, G. Poggiali, J. R. Brucato, S. Cambioni, E. Cloutis, V. E. Hamilton, and D. S. Lauretta Icarus 368, 114579 (2021)

Published in October
	Properties of transitions between X³Σ^–, A³Π, a¹Δ, b¹Σ⁺, and c¹Π states of NH radicals M. Zhou and Z. Zhu Comp Theor Chem 1204, 113358 (2021)
	Probing the kinematics and chemistry of the hot core Mon R2 IRS 3 using ALMA observations A. Fuente, S. P. Treviño-Morales, T. Alonso-Albi, A. Sánchez-Monge, P. Rivière-Marichalar, and D. Navarro-Almaida MNRAS 507, 1886-1898 (2021)
	Interconversion mechanisms of PN and PO in the interstellar medium through simple atom-diatom collisions A. C. Souza, M. X. Silva, and B. R. L. Galvão MNRAS 507, 1899-1903 (2021)
	Hydrogenation of glycolaldehyde to ethylene glycol at 10 K K. Leroux, J.-C. Guillemin, and L. Krim MNRAS 507, 2632-2642 (2021)
	Non-adiabatic quantum dynamics studies of the Mg⁺(³P) + D₂ → MgD⁺ + D reaction Y. Mao, Z. Yang, B. Buren, and M. Chen Chem Phys 550, 111311 (2021)
	Quantum calculations for the abstraction and exchange channels of the H + SH⁺(ν₀ = 0, j₀ = 0) reaction W. Li, Y. Liang, and W. Xing Chem Phys 550, 111306 (2021)
	HCN/HNC chemistry in shocks: a study of L1157-B1 with ASAI B. Lefloch, G. Busquet, S. Viti, C. Vastel, E. Mendoza, M. Benedettini, C. Codella, L. Podio, A. Schutzer, P. R. Rivera-Ortiz, J. R. D. Lépine, and R. Bachiller MNRAS 507, 1034-1046 (2021)
	Migration of Water Molecules in the Permanently Shaded Areas of Polar Areas of Mercury E. A. Feoktistova, A. Y. Zharkova, A. A. Kokhanov, and Z. F. Rodionova Earth Moon Planets 125, 5 (2021)
	Growth of aggregates with liquid-like ice shells in protoplanetary discs G. Musiolik MNRAS 506, 5153-5159 (2021)
	Testing tholins as analogues of the dark reddish material covering Pluto's Cthulhu region M. Fayolle, E. Quirico, B. Schmitt, L. Jovanovic, T. Gautier, N. Carrasco, W. Grundy, V. Vuitton, O. Poch, S. Protopapa, L. Young, D. Cruikshank, C. Dalle Ore. T. Bertrand, A. Stern and the New Horizons Surface Composition Science Theme Teamn Icarus 367, 114574 (2021)

Published in September
	Study of the CN(X²Σ⁺) + N(⁴S) Reaction at High Temperatures: Potential Energy Surface and Thermal Rate Coefficients R. Urzúa-Leiva and O. Denis-Alpizar J Phys Chem A 125, 8168-8174 (2021)
	Mode-specific dynamics in multichannel reaction NH⁺ + H₂ W. Shi, K. Wang, P. Zhang, L. Yu, and A. Li Phys Chem Chem Phys 23, 20352-20358 (2021)
	Anharmonic fundamental vibrational frequencies and spectroscopic constants of the potential HSO₂ radical astromolecule R. C. Fortenberry and J. S. Francisco J Chem Phys 155, 114301 (2021)
	Propionamide (C₂H₅CONH₂): The Largest Peptide-like Molecule in Space J. Li, J. Wang, X. Lu, V. Ilyushin, R. A. Motiyenko, Q. Gou, E. A. Alekseev, D. Quan, L. Margulès, F. Gao, F. J. Lovas, Y. Wu, E. Bergin, S. Li, Z. Shen, F. Du, M. Li, S. Zheng, and X. Zheng ApJ 919, 4 (2021)
	Following the Lithium: Tracing Li-bearing Molecules across Age, Mass, and Gravity in Brown Dwarfs E. Gharib-Nezhad, M. S. Marley, N. E. Batalha, C. Visscher, R. S. Freedman, and R. E. Lupu ApJ 919, 21 (2021)
	A Near-infrared Survey of UV-excited Molecular Hydrogen in Photodissociation Regions K. F. Kaplan, H. L. Dinerstein, H. Kim, and D. T. Jaffe ApJ 919, 27 (2021)
	Ice Inheritance in Dynamical Disk Models J. B. Bergner and F. Ciesla ApJ 919, 45 (2021)
	Isotopic fractionation of water and its photolytic products in the atmosphere of Mars J. Alday, A. Trokhimovskiy, P. G. J. Irwin, C. F. Wilson, F. Montmessin, F. Lefévre, A. A. Fedorova, D. A. Belyaev, K. S. Olsen, O. Korablev, M. Vals, L. Rossi, L. Baggio, J.-L. Bertaux, A. Patrakeev, and A. Shakun Nature Astron 5, 943-950 (2021)
	Knowledge Gaps in the Cometary Spectra of Oxygen-bearing Molecular Cations R. C. Fortenberry, D. Bodewits, and D. M. Pierce ApJS 256, 6 (2021)
	TIMES. I. A Systematic Observation in Multiple Molecular Lines toward the Orion A and Ophiuchus Clouds H.-S. Yun, J.-E. Lee, Y. Choi, N. J. Evans II, S. S. R. Offner, M. H. Heyer, B. A. L. Gaches, Y.-H. Lee, G. Baek, M. Choi, H. Kang, S. Lee, K. Tatematsu, Y.-L. Yang, H.-H. Chen, Y. Lee, J. Jung, C. Lee, and J. Cho ApJS 256, 16 (2021)
	Quantitative evaluation of the feasibility of sampling the ice plumes at Enceladus for biomarkers of extraterrestrial life J. S. New, B. Kazemi, V. Spathis, M. C. Price, R. A. Mathies, and A. L. Butterworth Proc Nat Acad Sci 118, e2106197118 (2021)
	Adsorption of Helium on Small Cationic PAHs: Influence of Hydrocarbon Structure on the Microsolvation Pattern A. Schiller, M. Meyer, P. Martini, F. Zappa, S. A. Krasnokutski, F. Calvo, and P. Scheier J Phys Chem A 125, 7813-7824 (2021) COVER ARTICLE
	Hyperfine-Resolved Near-Infrared Spectra of H₂¹⁷O M. Melosso, M. L. Diouf, L. Bizzocchi, M. E. Harding, F. M. J. Cozijn, C. Puzzarini, and W. Ubachs J Phys Chem A 125, 7884-7890 (2021)
	Absolute Photoionization Cross Section of the Simplest Enol, Vinyl Alcohol D. Rösch, R. L. Caravan, C. A. Taatjes, K. Au, R. Almeida, and D. L. Osborn J Phys Chem A 125, 7920-7928 (2021)
	Semi-Experimental Equilibrium (rSE e) and Theoretical Structures of Pyridazine (o-C₄H₄N₂) A. N. Owen, M. A. Zdanovskaia, B. J. Esselman, J. F. Stanton, R. C. Woods, and R. J. McMahon J Phys Chem A 125, 7976-7987 (2021)
	HD-H⁺ collisions: statistical and quantum state-to-state studies B. Desrousseaux, M. Konings, J. Loreau, and F. Lique Phys Chem Chem Phys 23, 19202-19208 (2021)
	Vibrational spectrum and photochemistry of phosphaketene HPCO W. Qian, B. Lu, G. Tan, G. Rauhut, H. Grützmacher, and X. Zeng Phys Chem Chem Phys 23, 19237-19243 (2021)
	The Nature and Composition of Jupiter's Building Blocks Derived from the Water Abundance Measurements by the Juno Spacecraft O. Mousis, J. I. Lunine, and A. Aguichine ApJL 918, L23 (2021)
	Transmission Electron Microscopy Study of the Morphology of Ices Composed of H₂O, CO₂, and CO on Refractory Grains A. Kouchi, M. Tsuge, T. Hama, Y. Oba, S. Okuzumi, S. Sirono, M. Momose, N. Nakatani, K. Furuya, T. Shimonishi, T. Yamazaki, H. Hidaka, Y. Kimura, K. Murata, K. Fujita, S. Nakatsubo, S. Tachibana, and N. Watanabe ApJ 918, 45 (2021)
	Experimental and Computational Studies on the Physicochemical Behavior of Phosphine Induced by Reactions with H and D Atoms on Interstellar Ice Grains T. Nguyen, Y. Oba, W. M. C. Sameera, A. Kouchi, and N. Watanabe ApJ 918, 73 (2021)
	Gas-phase Formation of Cationic Fullerene/Amino Acid Clusters: Evidence for the "Magic Number" Chemical Reactivity of Fullerene Cations X. Hu, D. Zhang, Y. Yang, Y. Chen, L. Qin, and J. Zhen ApJ 918, 81 (2021)
	The CH₂CH₂ + OH Gas Phase Reaction: Formaldehyde and Acetaldehyde Formation Routes A. Lombardi, L. Mancini, E. Valença Ferreira de Aragão, and L. Giani In Computational Science and Its Applications–ICCSA 2021. Lecture Notes in Computer Science, vol 12953. O. Gervasi et al. (eds). Springer, 2021, 581-593.
	Free-Methane - from the Ionosphere of Mars Towards a Prototype Methanation Reactor: A Project Producing Fuels via Plasma Assisted Carbon Dioxide Hydrogenation S. Falcinelli, M. Rosi, M. Parriani, and A. Laganà In Computational Science and Its Applications–ICCSA 2021. Lecture Notes in Computer Science, vol 12953. O. Gervasi et al. (eds). Springer, 2021, 594-607.
	Ab initio Calculation of Binding Energies of Interstellar Sulphur-Containing Species on Crystalline Water Ice Models J. Perrero, A. Rimola, M. Corno, and P. Ugliengo In Computational Science and Its Applications–ICCSA 2021. Lecture Notes in Computer Science, vol 12953. O. Gervasi et al. (eds). Springer, 2021, 608-619.
	A Computational Study on the Attack of Nitrogen and Oxygen Atoms to Toluene M. Rosi, S. Falcinelli, P. Casavecchia, N. Balucani, P. Recio, A. Caracciolo, G. Vanuzzo, D. Skouteris, and C. Cavallotti In Computational Science and Its Applications–ICCSA 2021. Lecture Notes in Computer Science, vol 12953. O. Gervasi et al. (eds). Springer, 2021, 620-631.
	Computing Binding Energies of Interstellar Molecules by Semiempirical Quantum Methods: Comparison Between DFT and GFN2 on Crystalline Ice A. Germain, M. Corno, and P. Ugliengo In Computational Science and Its Applications–ICCSA 2021. Lecture Notes in Computer Science, vol 12953. O. Gervasi et al. (eds). Springer, 2021, 632-645.
	*Autoionization Processes Involving Molecules of Atmospheric Interest: A Computational Test for Ne-N₂ System** S. Falcinelli, F. Vecchiocattivi, and F. Pirani In Computational Science and Its Applications–ICCSA 2021. Lecture Notes in Computer Science, vol 12953. O. Gervasi et al. (eds). Springer, 2021, 646-657.
	Computational Investigation on the Thermodynamics of H₂CO + NH₂ → NH₂CHO + H on Interstellar Water Ice Surfaces B. Martínez-Bachs and A. Rimola In Computational Science and Its Applications–ICCSA 2021. Lecture Notes in Computer Science, vol 12953. O. Gervasi et al. (eds). Springer, 2021, 658-666.
	The Chemical Inventory of the Planet-hosting Disk PDS 70 S. Facchini, R. Teague, J. Bae, M. Benisty, M. Keppler, and A. Isella AJ 162, 99 (2020)
	Chemical Complexity of Phosphorous-bearing Species in Various Regions of the Interstellar Medium M. Sil, S. Srivastav, B. Bhat, S. K. Mondal, P. Gorai, R. Ghosh, T. Shimonishi, S. K. Chakrabarti, B. Sivaraman, A. Pathak, N. Nakatani, K. Furuya, and A. Das AJ 162, 119 (2020)
	Identification of Glycolaldehyde Enol (HOHC=CHOH) in Interstellar Analogue Ices N. F. Kleimeier, A. K. Eckhardt, and R. I. Kaiser J Am Chem Soc 143, 14009-14018 (2021)
	Direct evidence for a radiation-induced synthesis of acetonitrile and isoacetonitrile from a 1:1 CH₄⋯HCN complex at cryogenic temperatures: is it a missing link between inorganic and prebiotic astrochemistry? A. D. Volosatova, M. A. Lukianova, P. V. Zasimov, and V. I. Feldman Phys Chem Chem Phys 23, 18449-18460 (2021)
	Fitting potential energy and induced dipole surfaces of the van der Waals complex CH₄-N₂ using non-product quadrature grids A. A. Finenko, D. N. Chistikov, Y. N. Kalugina, E. K. Conway, and I. E. Gordon Phys Chem Chem Phys 23, 18475-18494 (2021)
	A molecular beam and computational study on the barrierless gas phase formation of (iso)quinoline in low temperature extraterrestrial environments L. Zhao, M. Prendergast, R. I. Kaiser, B. Xu, W. Lu, M. Ahmed, A. H. Howlader, S. F. Wnuk, A. S. Korotchenko, M. M. Evseev, E. K. Bashkirov, V. N. Azyazov, and A. M. Mebel Phys Chem Chem Phys 23, 18495-18505 (2021)
	Directed gas-phase preparation of the elusive phosphinosilylidyne (SiPH₂, X²A") and cis/trans phosphinidenesilyl (HSiPH; X²A') radicals under single-collision conditions C. He, S. J. Goettl, Z. Yang, S. Doddipatla, R. I. Kaiser, M. X. Silva, and B. R. L. Galvão Phys Chem Chem Phys 23, 18506-18516 (2021)
	Catalyzed reaction of isocyanates (RNCO) with water M. E. Wolf, J. E. Vandezande, and H. F. Schaefer III Phys Chem Chem Phys 23, 18535-18546 (2021)
	Reimagining the Water Snowline A. D. Bosman and E. A. Bergin ApJL 918, L10 (2021)
	Constraining Spatial Densities of Early Ice Formation in Small Dense Molecular Cores from Extinction Maps L. E. U. Chu and K. W. Hodapp ApJ 918, 2 (2021)
	Tracing PAH Size in Prominent Nearby Mid-Infrared Environments C. Knight, E. Peeters, D. J. Stock, W. D. Vacca, and A. G. G. M. Tielens ApJ 918, 8 (2021)
	Measuring and Replicating the 1-20 μm Energy Distributions of the Coldest Brown Dwarfs: Rotating, Turbulent, and Nonadiabatic Atmospheres S. K. Leggett, Pascal Tremblin, M. W. Phillips, T. J. Dupuy, M. Marley, C. Morley, A. Schneider, D. Caselden, C. Guillaume, and S. E. Logsdon ApJ 918, 11 (2021)
	Rotational (de-)excitation of oxophosphine (HPO) by collision with helium (He) H. El Hanini, M. Naouai, A. Jrad, F. Najar, and N.-E. Jaidane Comp Theor Chem 1203, 113355 (2021)
	Modeling the infrared cascade spectra of small PAHs: the 11.2 μm band C. J. Mackie, A. Candian, T. J. Lee, and A. G. G. M. Tielens Theor Chem Acct 140, 124 (2021)
	Sulfur chemistry in the atmospheres of warm and hot Jupiters R. Hobbs, P. B. Rimmer, O. Shorttle, and N. Madhusudhan MNRAS 506, 3186-3204 (2021)
	Implications of surface roughness in models of water desorption on the Moon B. J. R. Davidsson and S. Hosseini MNRAS 506, 3421-3429 (2021)
	C₂H₂^...CO complex and its radiation-induced transformations: a building block for cold synthetic astrochemistry P. V. Zasimov, S. V. Ryazantsev, D. A. Tyurin, and V. I. Feldman MNRAS 506, 3499-3510 (2021)
	iCOM formation from radical chemistry: a mechanistic study from cryogenic matrix coupled with IR and EPR spectroscopies A. Gutiérrez-Quintanilla, Y. Layssac, T. Butscher, S. Henkel, Y. A. Tsegaw, D. Grote, W. Sander, F. Borget, T. Chiavassa, and F. Duvernay MNRAS 506, 3734-3750 (2021)
	How much water was delivered from the asteroid belt to the Earth after its formation? R. G. Martin and M. Livio MNRASL 506, L6-L10 (2021)
	Detection of the cyanomidyl radical (HNCN): a new interstellar species with the NCN backbone V. M. Rivilla, I. Jiménez-Serra, J. García de la Concepción, J. Martín-Pintado, L. Colzi, L. F. Rodríguez-Almeida, B. Tercero, F. Rico-Villas, S. Zeng, S. Martín, M. A. Requena-Torres, and P. de Vicente MNRASL 506, L79-L84 (2021)
	A crossed molecular beam investigation of the N(²D) + pyridine reaction and implications for prebiotic chemistry P. Recio, D. Marchione, A. Caracciolo, V. J. Murray, L. Mancini, M. Rosi, P. Casavecchia, and N. Balucani Chem Phys Lett 779, 138852 (2021)
	Cosmic symplectite recorded irradiation by nearby massive stars in the solar system's parent molecular cloud L. G. Vacher, R. C. Ogliore, C. Jones, N. Liu, and D. A. Fike Geochim Cosmochim Acta 309, 135-150 (2021)
	Formation of aminomethanol in ammonia-water interstellar ice K. K. Singh, P. Tandon, R. Kumar, A. Misra, Shivani, M. Yadav, A. Ahmad, and M. K. Chaudhary MNRAS 506, 2059-2065 (2021)
	H₂ molecular gas absorption-selected systems trace CO molecular gas-rich galaxy overdensities A. Klitsch, C. Péroux, M. A. Zwaan, A. De Cia, C. Ledoux, and S. Lopez MNRAS 506, 514-522 (2021)
	Molecular line signatures of cloud-cloud collisions F. D. Priestley and A. P. Whitworth MNRAS 506, 775-780 (2021)
	Synthesis of the first nitrogen-heterocycles in interstellar ice analogues containing methylamine (CH₃NH₂) exposed to UV radiation: formation of trimethylentriamine (TMT, c-(-CH₂-NH)₃) and hexamethylentetramine (HMT, (CH₂)₆N₄) H. Carrascosa, C. González Díaz, G. M. Muñoz Caro, P. C. Gómez, and M. L. Sanz MNRAS 506, 791-805 (2021)
	Rotational (de)-excitation of HMgNC in collision with He M. A. Amor, K. Hammami, and L. Wiesenfeld MNRAS 506, 957-962 (2021)
	On the formation of deuterated methyl formate in hot corinos Z. Awad, A. Coutens, S. Viti, and J. Holdship MNRAS 506, 1019-1030 (2021)
	How does thermal scattering shape the infrared spectra of cloudy exoplanets? A theoretical framework and consequences for atmospheric retrievals in the JWST era J. Taylor, V. Parmentier, M. R. Line, E. K. H. Lee, P. G. J. Irwin, and S. Aigrain MNRAS 506, 1309-1332 (2021)
	Water production rates from SOHO/SWAN observations of six comets: 2017-2020 M. R. Combi, Y. Shou, T. Mäkinen, J.-L. Bertaux, E. Quémerais, S. Ferron, and R. Coronel Icarus 365, 114509 (2021)

Published in August
	Meridional Variations of C₂H₂ in Jupiter's Stratosphere From Juno UVS Observations R. S. Giles, T. K. Greathouse, V. Hue, G. R. Gladstone, H. Melin, L. N. Fletcher, P. G. J. Irwin, J. A. Kammer, M. H. Versteeg, B. Bonfond, D. C. Grodent, S. J. Bolton, and S. M. Levin J Geophys Res Planets 126, e2021JE006928 (2021)
	Infrared spectroscopy of carbocations upon electron ionization of ethylene in helium nanodroplets S. Erukala, A. Feinberg, A. Singh, and A. F. Vilesov J Chem Phys 155, 084306 (2021)
	The unidentified infrared bands and the spectrum of atomic hydrogen F. Zagury A&A 652, L5 (2021)
	Discovery of benzyne, o-C₆H₄, in TMC-1 with the QUIJOTE line survey J. Cernicharo, M. Agúndez, R. I. Kaiser, C. Cabezas, B. Tercero, N. Marcelino, J. R. Pardo, and P. de Vicente A&A 652, L9 (2021)
	Detection of interstellar H₂CCCHC₃N - A possible link between chains and rings in cold cores C. N. Shingledecker, K. L. K. Lee, J. T. Wandishin, N. Balucani, A. M. Burkhardt, S. B. Charnley, R. Loomis, M. Schreffler, M. Siebert, M. C. McCarthy, and B. A. McGuire A&A 652, L12 (2021)
	Magnesium radicals MgC₅N and MgC₆H in IRC +10216 J. R. Pardo, C. Cabezas, J. P. Fonfría, M. Agúndez, B. Tercero, P. de Vicente, M. Guélin, and J. Cernicharo A&A 652, L13 (2021)
	A study of submillimeter methanol absorption toward PKS 1830-211: - Excitation, invariance of the proton-electron mass ratio, and systematics S. Muller, W. Ubachs, K. M. Menten, C. Henkel, and N. Kanekar A&A 652, A5 (2021)
	Photodissociation of aliphatic PAH derivatives under relevant astrophysical conditions A. Marciniak, C. Joblin, G. Mulas, V. Rao Mundlapati, and A. Bonnamy A&A 652, A42 (2021)
	Efficiency of non-thermal desorptions in cold-core conditions - Testing the sputtering of grain mantles induced by cosmic rays V. Wakelam, E. Dartois, M. Chabot, S. Spezzano, D. Navarro-Almaida, J.-C. Loison, and A. Fuente A&A 652, A63 (2021)
	Establishing the evolutionary timescales of the massive star formation process through chemistry G. Sabatini, S. Bovino, A. Giannetti, T. Grassi, J. Brand, E. Schisano, F. Wyrowski, S. Leurini, and K. M. Menten A&A 652, A72 (2021)
	Hunting the relatives of benzonitrile: Rotational spectroscopy of dicyanobenzenes O. Chitarra, K. L. K. Lee, Z. Buchanan, M. Melosso, B. A. McGuire, M. Goubet, O. Pirali, and M.-A. Martin-Drumel A&A 652, A163 (2021)
	H₂S observations in young stellar disks in Taurus P. Rivière-Marichalar, A. Fuente, R. Le Gal, A. M. Arabhavi, S. Cazaux, D. Navarro-Almaida, A. Ribas, I. Mendigutía, D. Barrado, and B. Montesinos A&A 652, A46 (2021)
	Ammonia snow lines and ammonium salts desorption F. Kruczkiewicz, J. Vitorino, E. Congiu, P. Theulé, and F. Dulieu A&A 652, A29 (2021)
	Carbon dioxide clathrate hydrate formation at low temperature - Diffusion-limited kinetics growth as monitored by FTIR E. Dartois and F. Langlet A&A 652, A74 (2021)
	Spectroscopic measurements of CH₃OH in layered and mixed interstellar ice analogues B. Müller, B. M. Giuliano, M. Goto, and P. Caselli A&A 652, A126 (2021)
	High-resolution Fourier transform infrared (FTIR) spectroscopy of formaldoxime-¹³C (¹³CH₂NOH): Ground and ν₈ = 1 states rovibrational constants T. L. Tan, A. Jusuf, and Q. Y. Wu J Mol Spectrosc 380, 111499 (2021)
	The millimeter-wave spectrum of doubly deuterated propylene oxide P. Stahl, D. Kargin, R. Pietschnig, T. F. Giesen, and G. W. Fuchs J Mol Spectrosc 380, 111498 (2021)
	Investigating the Condensation of Benzene (C₆H₆) in Titan's South Polar Cloud System with a Combination of Laboratory, Observational, and Modeling Tools D. Dubois, L. T. Iraci, E. L. Barth, F. Salama, S. Vinatier, and E. Sciamma-O'Brien PSJ 2, 121 (2021)
	Detection of OH 18 cm Emission from Comet C/2020 F3 NEOWISE Using the Arecibo Telescope A. J. Smith, D. A. Roshi, P. Manoharan, S. Vaddi, B. B. P. Perera, and A. McGilvray PSJ 2, 123 (2021)
	Hydroxide Salts in the Clouds of Venus: Their Effect on the Sulfur Cycle and Cloud Droplet pH P. B. Rimmer, S. Jordan, T. Constantinou, P. Woitke, O. Shorttle, R. Hobbs, and A. Paschodimas PSJ 2, 133 (2021)
	The Geographic Distribution of Dense-phase O₂ on Ganymede S. K. Trumbo, M. E. Brown, and D. Adams PSJ 2, 139 (2021)
	Transmission Spectroscopy of the Earth-Sun System to Inform the Search for Extrasolar Life L. C. Mayorga, J. Lustig-Yaeger, E. M. May, K. S. Sotzen, J. Gonzalez-Quiles, B. M. Kilpatrick, E. C. Martin, K. Mandt, K. B. Stevenson, and N. R. Izenberg PSJ 2, 140 (2021)
	Complex Water-ice Mixtures on NII Nereid: Constraints from NIR Reflectance B. N. L. Sharkey, V. Reddy, J. A. Sanchez, M. R. M. Izawa, and W. M. Harris PSJ 2, 143 (2021)
	¹³C Isotopic Ratios of HC₃N on Titan Measured with ALMA T. Iino, K. Taniguchi, H. Sagawa, and T. Tsukagoshi PSJ 2, 166 (2021)
	Study on the kinetics and dynamics of the H₂ + NH– 2 reaction on a high-level ab initio potential energy surface M. Pan, H. Xiang, Y. Li, and H. Song Phys Chem Chem Phys 23, 17848-17855 (2021)
	Quantum nature of molecular vibrational quenching: Water-molecular hydrogen collisions L. Wiesenfeld J Chem Phys 155, 071104 (2021)
	PAH Spectroscopy from 1 to 5 μm L. J. Allamandola, C. Boersma, T. J. Lee, J. D. Bregman, and P. Temi ApJL 917, L35 (2021)
	Anharmonic Vibrational Spectrum and Experimental Matrix Isolation Study of Thioformic Acid Conformers-Potential Candidates for Molecular Cloud and Solar System Observations? A. Lignell, I. Osadchuk, M. Räsänen, and J. Lundell ApJ 917, 68 (2021)
	Rovibrationally Resolved Photodissociation of AlH via Excited Electronic States Z. Qin, T. Bai, and L. Liu ApJ 917, 87 (2021)
	On the Nature of Organic Dust in Novae I. Endo, I. Sakon, T. Onaka, Y. Kimura, S. Kimura, S. Wada, L. A. Helton, R. M. Lau, Y. Kebukawa, Y. Muramatsu, N. O. Ogawa, N. Ohkouchi, M. Nakamura, and S. Kwok ApJ 917, 103 (2021)
	The Chemistry of Chlorine-bearing Species in the Diffuse Interstellar Medium, and New SOFIA/GREAT Observations of HCl⁺ D. A. Neufeld, H. Wiesemeyer, M. J. Wolfire, A. M. Jacob, C. Buchbender, M. Gerin, H. Gupta, R. Güsten, and P. Schilke ApJ 917, 104 (2021)
	Molecular Dynamics Simulations of Energy Dissipation on Amorphous Solid Water: Testing the Validity of Equipartition A. Fredon, G. C. Groenenboom, and H. M. Cuppen ACS Earth Space Chem 5, 2032-2041 (2021)
	Extraterrestrial Organic Molecules from [SiX]⁺ Ions: A Coupled Cluster Theory Inquest for Plausible Reaction Pathways P. Tiwari, S. Jena, and H. S. Biswal ACS Earth Space Chem 5, 2086-2093 (2021)
	The Beginning of HCN Polymerization: Iminoacetonitrile Formation and Its Implications in Astrochemical Environments H. Sandström and M. Rahm ACS Earth Space Chem 5, 2152-2159 (2021)
	Product Detection of the CH(X²Π) Radical Reaction with Cyclopentadiene: A Novel Route to Benzene K. L. Caster, T. M. Selby, D. L. Osborn, S. D. Le Picard, and F. Goulay J Phys Chem A 125, 6927-6939 (2021)
	Aminohydroxymethylene (H₂N–C̈–OH), the Simplest Aminooxycarbene B. Bernhardt, M. Ruth, H. P. Reisenauer, and P. R. Schreiner J Phys Chem A 125, 7023-7028 (2021)
	Excitation of Polycyclic Aromatic Hydrocarbon Emission: Dependence on Size Distribution, Ionization, and Starlight Spectrum and Intensity B. T. Draine, Aigen Li, Brandon S. Hensley, L. K. Hunt, K. Sandstrom, and J.-D. T. Smith ApJ 917, 3 (2021)
	Observations and Analysis of CH⁺ Vibrational Emissions from the Young, Carbon-rich Planetary Nebula NGC 7027: A Textbook Example of Chemical Pumping D. A. Neufeld, B. Godard, P. B. Changala, A. Faure, T. R. Geballe, R. Güsten, K. M. Menten, and H. Wiesemeyer ApJ 917, 15 (2021)
	Anomalous Intensities in the Infrared Emission of CH⁺ Explained by Quantum Nuclear Motion and Electric Dipole Calculations P. B. Changala, D. A. Neufeld, and B. Godard ApJ 917, 16 (2021)
	The Complex Organic Molecular Content in the L1498 Starless Core I. Jiménez-Serra, A. I. Vasyunin, S. Spezzano, P. Caselli, G. Cosentino, and S. Viti ApJ 917, 44 (2021)
	H₂ Formation on Interstellar Grains and the Fate of Reaction Energy S. Pantaleone, J. Enrique-Romero, C. Ceccarelli, S. Ferrero, N. Balucani, A. Rimola, and P. Ugliengo ApJ 917, 49 (2021)
	Ab initio electrical properties of CO₂: polarizabilities, hyperpolarizabilities, and multipole moments R. L. Beil and R. J. Hinde Theor Chem Acct 140, 120 (2021)
	Haze evolution in temperate exoplanet atmospheres through surface energy measurements X. Yu, C. He, X. Zhang, S. M. Hörst, A. H. Dymont, P. McGuiggan, J. I. Moses, N. K. Lewis, J. J. Fortney, P. Gao, E. M.-R. Kempton, S. E. Moran, C. V. Morley, D. Powell, J. A. Valenti, and V. Vuitton Nature Astron 5, 822-831 (2021)
	Deuterated Polycyclic Aromatic Hydrocarbons in the Interstellar Medium: The C-D Band Strengths of Multideuterated Species X. J. Yang, A. Li, C. Y. He, and R. Glaser ApJS 255, 23 2020
	Disequilibrium Chemistry in Exoplanet Atmospheres Observed with the Hubble Space Telescope G. M. Roudier, M. R. Swain, M. S. Gudipati, R. A. West, R. Estrela, and R. T. Zellem AJ 162, 37 (2021)
	Where Is the Water? Jupiter-like C/H Ratio but Strong H₂O Depletion Found on τ Boötis b Using SPIRou S. Pelletier, B. Benneke, A. Darveau-Bernier, A. Boucher, N. J. Cook, C. Piaulet, L.-P. Coulombe, É. Artigau, D. Lafreniè,re, S. Delisle, R. Allart, R. Doyon, J.-F. Donati, P. Fouqué, C. Moutou, C. Cadieux, X. Delfosse, G. Hébrard, J. H. C. Martins, E. Martioli, and T. Vandal AJ 162, 73 (2021)
	Investigation of the Origins of Comets as Revealed through Infrared High-resolution Spectroscopy I. Molecular Abundances M. Lippi, G. L. Villanueva, M. J. Mumma, and S. Faggi AJ 162, 74 (2021)
	Precise equilibrium structure of thiazole (c-C₃H₃NS) from twenty-four isotopologues B. J. Esselman, M. A. Zdanovskaia, A. N. Owen, J. F. Stanton, R. C. Woods, and R. J. McMahon J Chem Phys 155, 054302 (2021)
	Molecular Dynamics Simulations of Water Formation and Retention by Micrometeoroid Impact on Lunar Surface Z. Huang, K. Nomura, and J. Wang Geophys Res Lett 48, e2021GL093509 (2021)
	Machine Learning of Interstellar Chemical Inventories K. L. K. Lee, J. Patterson, A. M. Burkhardt, V. Vankayalapati, M. C. McCarthy, and B. A. McGuire ApJL 917, L6 (2021)
	The Ice Chamber for Astrophysics-Astrochemistry (ICA): A new experimental facility for ion impact studies of astrophysical ice analogs P. Herczku, D. V. Mifsud, S. Ioppolo, Z. Juhász, Z. Kaňuchová, S. T. S. Kovács, A. Traspas Muiña, P. A. Hailey, I. Rajta, I. Vajda, N. J. Mason, R. W. McCullough, B. Paripás, and B. Sulik Rev Sci Instr 92, 084501 (2021)
	Titan in a Test Tube: Organic Co-crystals and Implications for Titan Mineralogy M. L. Cable, T. Runčevski, H. E. Maynard-Casely, T. H. Vu, and R. Hodyss Acc Chem Res 54, 3050-3059 (2021)
	X-Ray induced desorption and photochemistry in CO ice R. Dupuy, M. Bertin, G. Féraud, C. Romanzin, T. Putaud, L. Philippe, X. Michaut, P. Jeseck, R. Cimino, V. Baglin and J.-H. Fillion Phys Chem Chem Phys 23, 15965-15979 (2021)
	The CH(X²Π) + H₂O reaction: two transition state kinetics T. L. Nguyen and J. Peeters Phys Chem Chem Phys 23, 16142-16149 (2021)
	A Photoionization Mass Spectrometry Investigation into Complex Organic Molecules Formed in Interstellar Analog Ices of Carbon Monoxide and Water Exposed to Ionizing Radiation A. M. Turner, A. Bergantini, A. S. Koutsogiannis, N. F. Kleimeier, S. K. Singh, C. Zhu, A. K. Eckhardt, and R. I. Kaiser ApJ 916, 74 (2021)
	Discovery of Two Infrared Objects with Strong Ice Absorption in the Akari Slitless Spectroscopic Survey of the Galactic Plane T. Onaka, T. Kimura, I. Sakon, and T. Shimonishi ApJ 916, 75 (2021)
	Molecular Dynamics Approach for Predicting Release Temperatures of Noble Gases in Presolar Nanodiamonds A. Aghajamali, A. A. Shiryaev, and N. A. Marks ApJ 916, 85 (2021)
	H₂ Rovibrational Excitation in Protoplanetary Disks and Its Effects on the ChemistryTitle M. Ruaud ApJ 916, 103 (2021)
	Complex structures synthesized in shock processing of nucleobases - implications to the origins of life V. S. Surendra, V. Jayaram, M. Muruganantham, T. Vijay, S. Vijayan, P. Samarth, H. Hill, Anil Bhardwaj, N. J. Mason, and B. Sivaraman Int J Astrobio 20, 285-293 (2021)
	Presence of water on exomoons orbiting free-floating planets: a case study P. J. Ávila, T. Grassi, S. Bovino, A. Chiavassa, B. Ercolano, S. O. Danielache, and E. Simoncini Int J Astrobio 20, 300-311 (2021)
	Astrobiologists are rational but not Bayesian W. Bains and J. J. Petkowski Int J Astrobio 20, 312-318 (2021)
	Rovibrational properties of the A¹Π - X¹Σ⁺ system of the AlCl radical J. Zhang, H. Li, and Y. Ma Comp Theor Chem 1202, 113307 (2021)
	Chemical signatures of a warped protoplanetary disc A. K Young, R. Alexander, C. Walsh, R. Nealon, A. Booth, and C. Pinte MNRAS 505, 4821-4837 (2021)
	Hydrogenation of small aromatic heterocycles at low temperatures A. M. Miksch, A. Riffelt, R. Oliveira, J. Kästner, and G. Molpeceres MNRAS 505, 3157-3164 (2021)
	HD molecules at high redshift: cosmic ray ionization rate in the diffuse interstellar medium D. N. Kosenko, S. A. Balashev, P. Noterdaeme, J.-K. Krogager, R. Srianand, and C. Ledoux MNRAS 505, 3810-3822 (2021)
	Full spectroscopic model and trihybrid experimental-perturbative-variational line list for CN A.-M. Syme and L. K McKemmish MNRAS 505, 4383-4395 (2021)
	Pseudo-2D modelling of heat redistribution through H₂ thermal dissociation/recombination: consequences for ultra-hot Jupiters A. Roth, B. Drummond, E. Hébrard, P. Tremblin, J. Goyal, and N. Mayne MNRAS 505, 4515-4530 (2021)
	Collisional excitation of deuterated hydroxyl (OD) by molecular hydrogen P. J. Dagdigian MNRAS 505, 1987-1991 (2021)
	Rovibrationally resolved direct photodissociation of MgO T. Bai, Z. Qin, and L. Liu MNRAS 505, 2177-2185 (2021)
	The PYRAT BAY framework for exoplanet atmospheric modelling: a population study of Hubble/WFC3 transmission spectra P. E. Cubillos and J. Blecic MNRAS 505, 2675-2702 (2021)
	Water and deuterium-to-hydrogen ratio in comets M. Fulle MNRAS 505, 3107-3112 (2021)
	The reactivity of methanimine radical cation (H₂CNH⁺•) and its isomer aminomethylene (HCNH₂⁺•) with C₂H₄ D. Sundelin, D. Ascenzi, V. Richardson, C. Alcaraz, M. Polášek, C. Romanzin, R. Thissen, P. Tosi, J. Žabka, and W. Geppert Chem Phys Lett 777, 138677 (2021)
	A radiolytic origin of organic matter in primitive chondrites and trans-neptunian objects? New clues from ion irradiation experiments M. Faure, E. Quirico, A. Faure, P. Boduch, E. Balanzat, D. Baklouti, R. Brunetto, L. Bonal, P. Beck, and B. Schmitt Icarus 464, 114462 (2021)

Published in July
	Ice lines as the origin for the gap/ring structure in protoplanetary disks: the issue of the assumed temperature profile Y. Liu Res Astron Astrophy 21, 164 (2021)
	Theoretical investigations of structural, spectroscopic and electron collision data of acetone D. Prajapati, P. C. Vinodkumar, C. Limbachiya, and M. Vinodkumar Mol Phys 119, e1948124 (2021)
	Jupiter's "cold" formation in the protosolar disk shadow - An explanation for the planet's uniformly enriched atmosphere K. Ohno and T. Ueda A&A 651, L2 (2021)
	A major asymmetric ice trap in a planet-forming disk - I. Formaldehyde and methanol N. van der Marel, A. S. Booth, M. Leemker, E. F. van Dishoeck, and S. Ohashi A&A 651, L5 (2021)
	A major asymmetric ice trap in a planet-forming disk - II. Prominent SO and SO₂ pointing to C/O < 1 A. S. Booth, N. van der Marel, M. Leemker, E. F. van Dishoeck and S. Ohashi A&A 651, L6 (2021)
	Multifrequency high spectral resolution observations of HCN toward the circumstellar envelope of Y Canum Venaticorum J. P. Fonfría, E. J. Montiel, J. Cernicharo, C. N. DeWitt, M. J. Richter, J. H. Lacy, T. K. Greathouse, M. Santander-García, M. Agúndez, and S. Massalkhi A&A 651, A8 (2021)
	Herschel observations of extraordinary sources: full Herschel/HIFI molecular line survey of Sagittarius B2(M) T. Möller, P. Schilke, A. Schmiedeke, E. A. Bergin, D. C. Lis, Á. Sánchez-Monge, A. Schwörer, and C. Comito A&A 651, A9 (2021)
	Combined hydrodynamic and gas-grain chemical modeling of hot cores - I. One-dimensional simulations C. J. Barger, K. H. Lam, Z.-Y. Li, S. W. Davis, E. Herbst, and R. T. Garrod A&A 651, A43 (2021)
	Compact disks - An explanation to faint CO emission in Lupus disks A. Miotello, G. Rosotti, M. Ansdell, S. Facchini, C. F. Manara, J. P. Williams, and S. Bruderer A&A 651, A48 (2021)
	Water and methanol ice in L 1544 M. Goto, A. I. Vasyunin, B. M. Giuliano, I. Jiménez-Serra, P. Caselli, C. G. Román-Zúñiga, and J. Alves A&A 651, A53 (2021)
	First survey of HCNH⁺ in high-mass star-forming cloud cores F. Fontani, L. Colzi, E. Redaelli, O. Sipilauml;, and P. Caselli A&A* 651, A94 (2021)
	Infrared spectra of complex organic molecules in astronomically relevant ice matrices - III. Methyl formate and its tentative solid-state detection J. Terwisscha van Scheltinga, G. Marcandalli, M. K. McClure, M. R. Hogerheijde, and H. Linnartz A&A 651, A95 (2021)
	Molecular composition of short-period comets from millimetre-wave spectroscopy: 21P/Giacobini-Zinner, 38P/Stephan-Oterma, 41P/Tuttle-Giacobini-Kresák, and 64P/Swift-Gehrels N. Biver, D. Bockelée-Morvan, D. C. Lis, D. Despois, R. Moreno, J. Crovisier, P. Colom, J. Boissier, N. Dello Russo, R. J. Vervack, Jr., M. Cordiner, S. Milam, N. X. Roth, B. P. Bonev, M. A. DiSanti, J. K. Davies, and H. Kawakita A&A 651, A25 (2021)
	Observations of distant comet C/2011 KP36 (Spacewatch): photometry, spectroscopy, and polarimetry O. Ivanova, V. Rosenbush, I. Luk'yanyk, L. Kolokolova, V. Kleshchonok, N. Kiselev, V. Afanasiev, and Z. R. Kirk A&A 651, A29 (2021)
	Isotopes of chlorine from HCl in the Martian atmosphere A. Trokhimovskiy, A. A. Fedorova, K. S. Olsen, J. Alday, O. Korablev, F. Montmessin, F. Lefèvre, A. Patrakeev, D. Belyaev, and A. V. Shakun A&A 651, A32 (2021)
	Detection of Fe and evidence for TiO in the dayside emission spectrum of WASP-33b D. Cont, F. Yan, A. Reiners, N. Casasayas-Barris, P. Mollière, E. Pallé, T. Henning, L. Nortmann, M. Stangret, S. Czesla, M. López-Puertas, A. Sánchez-López, F. Rodler, I. Ribas, A. Quirrenbach, J. A. Caballero, P. J. Amado, L. Carone, J. Khaimova, L. Kreidberg, K. Molaverdikhani, D. Montes, G. Morello, E. Nagel, M. Oshagh, and M. Zechmeister A&A 651, A33 (2021)
	Torsional-rotational spectrum of doubly deuterated dimethyl ether (CH₃OCHD₂) - First ALMA detection in the interstellar medium C. Richard, J. K. Jørgensen, L. Margulès, R. A. Motiyenko, J.-C. Guillemin, and P. Groner A&A 651, A120 (2021)
	Unexplained spectral phenomena in the interstellar medium: an introduction S. Kwok Astrophys Space Sci 366, 67 (2021)
	Organic matter in carbonaceous chondrite lithologies of Almahata Sitta: Incorporation of previously unsampled carbonaceous chondrite lithologies into ureilitic regolith Y. Kebukawa, M.. E. Zolensky, C. A. Goodrich, M. Ito, N. O. Ogawa, Y. Takano, N. Ohkouchi, K. Kiryu, M. Igisu, T. Shibuya, M. A. Marcus, T. Ohigashi, J. Martinez, Y. K., M. H. Shaddad, and P. Jenniskens Meteor Planet Sci 56, 1311-1327 (2021)
	The Detectability Limit of Organic Molecules Within Mars South Polar Laboratory Analogs J. D. Campbell, B. Schmitt, O. Brissaud, and J.-P. Muller J Geophys Res Planets 126, e2020JE006595 (2021)
	Genesis of Polyatomic Molecules in Dark Clouds: CO₂ Formation on Cold Amorphous Solid Water M. Upadhyay, M. Pezzella, and M. Meuwly J Phys Chem Lett 12, 6781-6787 (2021)
	*Electronic Spectroscopy of cis- and trans-meta-Vinylbenzyl Radicals* S. D. Ross, J. Flores, D. M. Hewett, and N. J. Reilly J Phys Chem A 125, 6420-6436 (2021)
	The Intriguing Behavior of Ultraviolet Photodesorption and Color Temperature of Astrophysical CO Ice Analogs: A Possible Indication of Molecular Disorder H. Carrascosa, G. M. Muñoz Caro, C. González-díaz, J. Suevos, and Y.-J. Chen ApJ 916, 1 (2021)
	Milky Way Mid-Infrared Spitzer Spectroscopic Extinction Curves: Continuum and Silicate Features K. D. Gordon, K. A. Misselt, J. Bouwman, G. C. Clayton, M. Decleir, D. C. Hines, Y. Pendleton, G. Rieke, J. D. T. Smith, and D. C. B. Whittet ApJ 916, 33 (2021)
	The 3.3 μm Infrared Emission Feature: Observational and Laboratory Constraints on Its Carrier A. T. Tokunaga and L. S. Bernstein ApJ 916, 52 (2021)
	Mid-J CO Line Observations of Protostellar Outflows in the Orion Molecular Clouds M. Kang, M. Choi, F. Wyrowski, G. Kim, J. H. Bieging, M.-R. Kim, G. Park, S. T. Megeath, Y. Choi, S.-J. Kang, H. Yoo, and P. Manoj ApJS 255, 2 (2021)
	Volcanically extruded phosphides as an abiotic source of Venusian phosphine N. Truong and J. I. Lunine Proc Nat Acad Sci 118, e2021689118 (2021) VOLCANIC ACTIVITY ON VENUS COULD EXPLAIN PHOSPHINE
	Non-energetic, Low-Temperature Formation of C_α-Glycyl Radical, a Potential Interstellar Precursor of Natural Amino Acids A. Schneiker, S. Góbi, P. R. Joshi, G. Bazsó, Y.-P. Lee, and G. Tarczay J Phys Chem Lett 12, 6744-6751 (2021)
	Spectroscopic Characterization of the First and Second Excited States of the HOSO Radical V. J. Esposito, T. Trabelsi, N. Rohacs, and J. S. Francisco J Phys Chem A 125, 6254-6262 (2021)
	The impact of water vapor on the OH reactivity toward CH₃CHO at ultra-low temperatures (21.7-135.0 K): Experiments and theory E. M. Neeman, D. González, S. Blázquez, B. Ballesteros, A. Canosa, M. Antiñolo, L. Vereecken, J. Albaladejo, and E. Jiménez J Chem Phys 155, 034306 (2021)
	Assessment of Isoprene as a Possible Biosignature Gas in Exoplanets with Anoxic Atmospheres Z. Zhan, S. Seager, J. J. Petkowski, C. Sousa-Silva, S. Ranjan, J. Huang, and W. Bains Astrobio 7, 765-792 (2021)
	Degradation of Amino Acids on Mars by UV Irradiation in the Presence of Chloride and Oxychlorine Salts D. Liu and S. P. Kounaves Astrobio 7, 793-801 (2021)
	No evidence of phosphine in the atmosphere of Venus from independent analyses G. L. Villanueva, M. Cordiner, P. G. J. Irwin, I. de Pater, B. Butler, M. Gurwell, S. N. Milam, C. A. Nixon, S. H. Luszcz-Cook, C. F. Wilson, V. Kofman, G. Liuzzi, S. Faggi, T. J. Fauchez, M. Lippi, R. Cosentino, A. E. Thelen, A. Moullet, P. Hartogh, E. M. Molter, S. Charnley, G. N. Arney, A. M. Mandell, N. Biver, A. C. Vandaele, K. R. de Kleer, and R. Kopparapu Nature Astron 5, 631-635 (2021)
	Reply to: No evidence of phosphine in the atmosphere of Venus from independent analyses J. S. Greaves, A. M. S. Richards, W. Bains, P. B. Rimmer, D. L. Clements, S. Seager, J. J. Petkowski, C. Sousa-Silva, S. Ranjan, and H. J. Fraser Nature Astron 5, 636-639 (2021)
	Phosphine gas in the cloud decks of Venus J. S. Greaves, A. M. S. Richards, W. Bains, P. B. Rimmer, H. Sagawa, D. L. Clements, S. Seager, J. J. Petkowski, C. Sousa-Silva, S. Ranjan, E. Drabek-Maunder, H. J. Fraser, A. Cartwright, I. Mueller-Wodarg, Z. Zhan, P. Friberg, I. Coulson, E. Lee, and J. Hoge Nature Astron 5, 655-664 (2021) PHOSPHINE ON VENUS
	Water activity in Venus's uninhabitable clouds and other planetary atmospheres J. E. Hallsworth, T. Koop, T. D. Dallas, M.-P. Zorzano, J. Burkhardt, O. V. Golyshina, J. Martín-Torres, M. K. Dymond, P. Ball, and C. P. McKay Nature Astron 5, 665-675 (2021)
	An inherited complex organic molecule reservoir in a warm planet-hosting disk A. S. Booth, C. Walsh, J. Terwisscha van Scheltinga, E. F. van Dishoeck, J. D. Ilee, M. R. Hogerheijde, M. Kama, and H. Nomura Nature Astron 5, 684-690 (2021)
	Addendum: Phosphine gas in the cloud decks of Venus J. S. Greaves, A. M. S. Richards, W. Bains, P. B. Rimmer, H. Sagawa, D. L. Clements, S. Seager, J. J. Petkowski, C. Sousa-Silva, S. Ranjan, E. Drabek-Maunder, H. J. Fraser, A. Cartwright, I. Mueller-Wodarg, Z. Zhan, P. Friberg, I. Coulson, E. Lee, and J. Hoge Nature Astron 5, 726-728 (2021)
	The ¹³CO-rich atmosphere of a young accreting super-Jupiter Y. Zhang, I. A. G. Snellen, A. J. Bohn, P. Mollière, C. Ginski, H. J. Hoeijmakers, M. A. Kenworthy, E. E. Mamajek, T. Meshkat, M. Reggiani, and F. Snik Nature 595, 370-372 (2021)
	Evolution of Ephemeral Phosphate Minerals on Planetary Environments T. Feng, M. Gull, A. Omran, H. Abbott-Lyon, and M. A. Pasek ACS Earth Space Chem 5, 1647-1656 (2021)
	Structural responses of model biomembranes to Mars-relevant salts S. Kriegler, M. Herzog, R. Oliva, S. Gault, C. S. Cockell, and R. Winter Phys Chem Chem Phys 23, 14212-14223 (2021)
	C₁₄H₁₀ polycyclic aromatic hydrocarbon formation by acetylene addition to naphthalenyl radicals observed J. Yang, M. C. Smith, M. B. Prendergast, T.-C. Chu, and W. H. Green Phys Chem Chem Phys 23, 14325-14339 (2021)
	Five vs. six membered-ring PAH products from reaction of o-methylphenyl radical and two C₃H₄ isomers O. J. Shiels, M. B. Prendergast, J. D. Savee, D. L. Osborn, C. A. Taatjes, S. J. Blanksby, G. da Silva, and A. J. Trevitt Phys Chem Chem Phys 23, 14913-14924 (2021)
	Thermal History of Asteroid Parent Bodies Is Reflected in Their Metalorganic Chemistry M. Matzka, M. Lucio, B. Kanawati, E. Quirico, L. Bonal, S. Loehle, and P. Schmitt-Kopplin ApJL 915, L7 (2021)
	Phase Transition of Interstellar CO Ice J. He, F. E. Toriello, S. M. Emtiaz, T. Henning, and G. Vidali ApJL 915, L23 (2021)
	Collisional Growth and Fragmentation of Dust Aggregates with Low Mass Ratios. I. Critical Collision Velocity for Water Ice Y. Hasegawa, T. K. Suzuki, H. Tanaka, H. Kobayashi, and K. Wada ApJ 915, 22 (2021)
	Probing Microporous ASW with Near-infrared Spectroscopy: Implications for JWST's NIRSpec P. D. Tribbett, S. C. Tegler, and M. J. Loeffler ApJ 915, 40 (2021)
	Laboratory Detection of Cyanoacetic Acid: A Jet-cooled Rotational Study M. Sanz-Novo, I. León, E. R. Alonso, L. Kolesniková, and J. L. Alonso ApJ 915, 76 (2021)
	Atomic Carbon in the Central Molecular Zone of the Milky Way: Possible Cosmic-Ray Induced Chemistry or Time-dependent Chemistry Associated with SNR Sagittarius A East K. Tanaka, M. Nagai, and K. Kamegai ApJ 915, 79 (2021)
	State-to-state Rate Constants for the H + LiH(v₀ = 0, j₀ = 0) Reaction: An Accurate Nonadiabatic Dynamical Study W. Li, L. Cui, W. Xing, and J. Wang ApJ 915, 104 (2021)
	Depolarization of MgH Solar Lines by Collisions with Hydrogen Atoms S. Qutub, Y. Kalugina, and M. Derouich ApJ 915, 122 (2021)
	Dust changes in Sakurai's Object: new PAHs and SiC with coagulation of submicron-sized silicate dust into 10 μm-sized melilite grains J. E. Bowey MNRAS 504, 568-581 (2021)
	Formation of chiral CO polyhedral crystals on icy interstellar grains A. Kouchi, M. Tsuge, T. Hama, H. Niinomi, N. Nakatani, T. Shimonishi, Y. Oba, Y. Kimura, S. Sirono, S. Okuzumi, M. Momose, K. Furuya, and N. Watanabe MNRAS 504, 1530-1542 (2021)
	D/H in the refractory organics of comet 67P/Churyumov-Gerasimenko measured by Rosetta/COSIMA J. A. Paquette, N. Fray, A. Bardyn, C. Engrand, C. M. O'D. Alexander, S. Siljeström, H. Cottin, S. Merouane, R. Isnard, O. J. Stenzel, H. Fischer, J. Rynö, J. Kissel, and M. Hilchenbach MNRAS 504, 4940-4951 (2021)
	The properties of polycyclic aromatic hydrocarbons in galaxies: constraints on PAH sizes, charge and radiation fields D. Rigopoulou, M. Barale, D. C. Clary, X. Shan, A. Alonso-Herrero, I. García-Bernete, L. Hunt, B. Kerkeni, M. Pereira-Santaella, and P. F. Roche MNRAS 504, 5287-5300 (2021)
	Neutral-neutral synthesis of organic molecules in cometary comae M. A. Cordiner and S. B. Charnley MNRAS 504, 5401-5408 (2021)
	Detection of complex organic molecules in young starless core L1521E S. Scibelli, Y. Shirley, A. Vasyunin, and R. Launhardt MNRAS 504, 5754-5767 (2021)
	ExoMol molecular line lists - XLII. Rovibronic molecular line list for the low-lying states of NO Q. Qu, S. N. Yurchenko, and J. Tennyson MNRAS 504, 5768-5777 (2021)
	Impact of surface heterogeneity on IR line profiles of adsorbed carbon monoxide on models of interstellar grain surfaces S. Taj, A. Rosu-Finsen, and M. R. S. McCoustra MNRAS 504, 5806-5812 (2021)
	Observed CN and HCN intensity ratios exhibit subtle variations in extreme galaxy environments B. Ledger, C. D. Wilson, T. Michiyama, D. Iono, S. Aalto, T. Saito, A. Bemis, and R. Aladro MNRAS 504, 5863-5879 (2021)
	The reactivity of methanimine radical cation (H₂CNH⁺) and its isomer aminomethylene (HCNH+ 2) with methane V. Richardson, C. Alcaraz, W. D. Geppert, M. Poláőek, C. Romanzi, D. Sundelin, R. Thissen, P. Tosi, J. Žabka, and D. Ascenzi Chem Phys Lett 775, 138611 (2021)
	Sulfuric acid vapor and sulfur dioxide in the atmosphere of Venus as observed by the Venus Express radio science experiment VeRa J. Oschlisniok, B. Häusler, M. Pätzold, S. Tellmann, M. K. Bird, K. Peter, and T. P. Andert Icarus 362, 114405 (2021)
	Optical constants of Pluto aerosol analogues from UV to near-IR L. Jovanović, T. Gautier, L. Broch, S. Protopapa, T. Bertrand, P. Rannou, M. Fayolle, E. Quirico, L. Johann, A. En Naciri, and N. Carrasco Icarus 362, 114398 (2021)

Published in June
	Rotational Spectra of Three Cyanobutadiene Isomers (C₅H₅N) of Relevance to Astrochemistry and Other Harsh Reaction Environments M. A. Zdanovskaia, P. M. Dorman, V. L. Orr, A. N. Owen, S. M. Kougias, B. J. Esselman, R. Cl. Woods, and R. J. McMahon J Am Chem Soc 143, 9551-9564 (2021)
	Electron irradiation and thermal chemistry studies of interstellar and planetary ice analogues at the ICA astrochemistry facility D. V. Mifsud, Z. Juhász, P. Herczku, S. T. S. Kovács, S. Ioppolo, Z. Kaňuchová, M. Czentye, P. A. Hailey, A. Traspas Muiña, N. J. Mason, R. W. McCullough, B. Paripás and B. Sulik Eur Phys J D 75, 182 (2021)
	Laboratory spectroscopy for astrophysics: Festschrift for Stephan Schlemmer P. Jensen, J. Oomens, O. Asvany, S. Thorwirth, and Holger S. P. Müller J Mol Spectrosc 379, 111492 (2021)
	High-resolution infrared study of vinyl acetylene: The ν₁₃ (214 cm^–1) and ν₁₈ (304 cm^–1) fundamentals C. P. Endres, G. C. Mellau, M. E. Harding, M.-A. Martin-Drumel, H. Lichau, and S. Thorwirth J Mol Spectrosc 379, 111469 (2021)
	Infrared predissociation spectroscopy of protonated methyl cyanide, CH₃CNH⁺ A. N. Marimuthu, F. Huis in't Veld, S. Thorwirth, B. Redlich, and S. Brünken J Mol Spectrosc 379, 111477 (2021)
	Multiple helium tagging and OH vibrational spectroscopy of cold protonated glycine ions K. Geistlinger, F. Dahlmann, T. Michaelsen, M. Ončák, E. Endres, and R. Wester J Mol Spectrosc 379, 111479 (2021)
	Submillimeter wave spectroscopy of propanoic acid (CH₃CH₂COOH) and its ISM search V. V. Ilyushin, L. Margulès, B. Tercero, R. A. Motiyenko, O. Dorovskaya, E. A. Alekseev, E. R. Alonso, L. Kolesniková, J. Cernicharo, and J. C. Guillemin J Mol Spectrosc 379, 111454 (2021)
	Forbidden rotational transitions and astrophysics T. Oka J Mol Spectrosc 379, 111482 (2021)
	Cross Sections for Electron Collisions with H₂O M.-Y. Song, H. Cho, G. P. Karwasz, V. Kokoouline, Y. Nakamura, J. Tennyson, A. Faure, N. J. Mason, and Y. Itikawa J Phys Chem Ref Data 50, 023103 (2021)
	Network-Based Design of Near-Infrared Lamb-Dip Experiments and the Determination of Pure Rotational Energies of H₂¹⁸O at kHz Accuracy M. L. Diouf, R. Tóbiás, I. Simkó, F. M. J. Cozijn, E. J. Salumbides, W. Ubachs, and A. G. Császár J Phys Chem Ref Data 50, 023106 (2021)
	Vacuum-Ultraviolet Absorption Spectra of Icy C₂H₄ at 13-60 K J.-I. Lo, R. Ghosh, H.-C. Lu, W.-H. Hung, and B.-M. Cheng Front Astron Space Sci 8, 700641 (2021)
	Accurate High-Level Ab Initio-Based Global Potential Energy Surface and Quantum Dynamics Calculation for the First Excited State of CH+ 2 H. Ma, C. Zhang, Y. Song, F. Ma, and Y. Li J Phys Chem A 125, 5490-5498 (2021)
	Infrared Spectroscopy of Chemically Diverse Carbon Clusters: A Data-Driven Approach F. Calvo, A. Simon, P. Parneix, C. Falvo, and C. Dubosq J Phys Chem A 125, 5509-5518 (2021)
	Synthesis, Purification, and Rotational Spectroscopy of (Cyanomethylene)Cyclopropane-An Isomer of Pyridine B. J. Esselman, S. M. Kougias, M. A. Zdanovskaia, R. C. Woods, and R. J. McMahon J Phys Chem A 125, 5601-5614 (2021)
	Combined experimental and theoretical study on photoionization cross sections of benzonitrile and o/m/p-cyanotoluene J. Huang, C. Huang, X. Wu, Q. Hou, G. Tian, J. Yang, and F. Zhang J Chem Phys 154, 244301 (2021)
	Probable Detection of Water Ice in the Coma of the Inbound Long-period Comet C/2017 K2 (PanSTARRS) T. Kareta, W. M. Harris, and V. Reddy Res Notes AAS 5, 153 (2021)
	Cumulene carbenes in TMC-1: Astronomical discovery of l-H₂C₅ C. Cabezas, B. Tercero, M. Agúndez, N. Marcelino, J. R. Pardo, P. de Vicente, and J. Cernicharo A&A 650, L9 (2021)
	The sulphur saga in TMC-1: Discovery of HCSCN and HCSCCH J. Cernicharo, C. Cabezas, Y. Endo, M. Agúndez, B. Tercero, J. R. Pardo, N. Marcelino, and P. de Vicente A&A 650, L14 (2021)
	Detection of deuterated methylcyanoacetylene, CH₂DC₃N, in TMC-1 C. Cabezas, E. Roueff, B. Tercero, M. Agúndez, N. Marcelino, P. de Vicente, and J. Cernicharo A&A 650, L15 (2021)
	The similarity of the interstellar comet 2I/Borisov to Solar System comets from high-resolution optical spectroscopy C. Opitom, E. Jehin, D. Hutsemékers, Y. Shinnaka, J. Manfroid, P. Rousselot, S. Raghuram, H. Kawakita, A. Fitzsimmons, K. Meech, M. Micheli, C. Snodgrass, B. Yang, and O. Hainaut A&A 650, L19 (2021)
	Formation of formaldehyde through methanol-ice-mantle (CH₃OH)₁₀ bombardment by OH⁺ cation N. Inostroza-Pino, D. MacLeod-Carey, C. Heyser, D. Mardones, C. Espinoza, and J. Ge A&A 650, A169 (2021)
	Formation of complex organic molecules in molecular clouds: acetaldehyde, vinyl alcohol, ketene, and ethanol via the "energetic" processing of C₂H₂ ice K.-J. Chuang, G. Fedoseev, C. Scirè, G. A. Baratta, C. Jäger, T. Henning, H. Linnartz, and M. E. Palumbo A&A 650, A85 (2021)
	The CH radical at radio wavelengths: revisiting emission in the 3.3 GHz ground-state lines A. M. Jacob, K. M. Menten, H. Wiesemeyer, and G. N. Ortiz-León A&A 650, A133 (2021)
	Complex organic molecules in low-mass protostars on Solar System scales - II. Nitrogen-bearing species P. Nazari, M. L. van Gelder, E. F. van Dishoeck, B. Tabone, M. L. R. van't Hoff, N. F. W. Ligterink, H. Beuther, A. C. A. Boogert, A. Caratti o Garatti, P. D. Klaassen, H. Linnartz, V. Taquet, and Ł. Tychoniec A&A 650, A150 (2021)
	Linking ice and gas in the λ Orionis Barnard 35A cloud G. Perotti, J. K. Jørgensen, H. J. Fraser, A. N. Suutarinen, L. E. Kristensen, W. R. M. Rocha, P. Bjerkeli, and K. M. Pontoppidan A&A 650, A168 (2021)
	ALMA observations of doubly deuterated water: inheritance of water from the prestellar environment S. S. Jensen, J. K. Jørgensen, L. E. Kristensen, A. Coutens, E. F. van Dishoeck, K. Furuya, D. Harsono, and M. V. Persson A&A 650, A172 (2021)
	X-ray-induced chemistry of water and related molecules in low-mass protostellar envelopes S. Notsu, E. F. van Dishoeck, C. Walsh, A. D. Bosman, and H. Nomura A&A 650, A180 (2021)
	OH mid-infrared emission as a diagnostic of H₂O UV photodissociation - I. Model and application to the HH 211 shock B. Tabone, M. C. van Hemert, E. F. van Dishoeck, and J. H. Black A&A 650, A192 (2021)
	Intermediate-size fullerenes as degradation products of interstellar polycyclic aromatic hydrocarbons A. Omont and H. F. Bettinger A&A 650, A193 (2021)
	Identification of pre-stellar cores in high-mass star forming clumps via H₂D⁺ observations with ALMA E. Redaelli, S. Bovino, A. Giannetti, G. Sabatini, P. Caselli, F. Wyrowski, D. R. G. Schleicher, and D. Colombo A&A 650, A202 (2021)
	Self-preserving ice layers on CO2 clathrate particles: Implications for Enceladus, Pluto, and similar ocean worlds M. Boström, V. Esteso, J. Fiedler, I. Brevik, S. Y. Buhmann, C. Persson, S. Carretero-Palacios, D. F. Parsons, and R. W. Corkery A&A 650, A54 (2021)
	Activity of the Jupiter co-orbital comet P/2019 LD2 (ATLAS) observed with OSIRIS at the 10.4 m GTC J. Licandro, J. de León, F. Moreno, C. de la Fuente Marcos, R. de la Fuente Marcos, A. Cabrera-Lavers, L. Lara, A. de Souza-Feliciano, M. De Prá, N. Pinilla-Alonso, and S. Geier A&A 650, A79 (2021)
	Study of Fischer-Tropsch-type reactions on chondritic meteorites V. Cabedo, J. Llorca, J. M. Trigo-Rodriguez, and A. Rimola A&A 650, A160 (2021)
	Day-night differences in Mars methane suggest nighttime containment at Gale crater C. R. Webster, P. R. Mahaffy, J. Pla-Garcia, S. C. R. Rafkin, J. E. Moores, S. K. Atreya, G. J. Flesch, C. A. Malespin, S. M. Teinturier, H. Kalucha, C. L. Smith, D. Viúdez-Moreiras, and A. R. Vasavada A&A 650, A166 (2021)
	A Crossed Molecular Beams and Computational Study of the Formation of the Astronomically Elusive Thiosilaformyl Radical (HSiS, X²A′) S. J. Goettl, Z. Yang, S. Doddipatla, C. He, M. O. Alves, B. R. L. Galvão, and R. I. Kaiser J Phys Chem Lett 12, 5979-5986 (2021)
	Reaction Dynamics Study of the Molecular Hydrogen Loss Channel in the Elementary Reactions of Ground-State Silicon Atoms (Si(³P)) With 1- and 2-Methyl-1,3-Butadiene (C₅H₈) Z. Yang, C. He, S. Goettl, and R. I. Kaiser Sci Adv 7, eabg7003 (2021)
	Phase Diagram for the Methane-Ethane System and Its Implications for Titan's Lakes A. E. Engle, J. Hanley, S. Dustrud, G. Thompson, G. E. Lindberg, W. M. Grundy, and S. C. Tegler PSJ 2, 118 (2021)
	Thermochemical Trends in Carbon Chain Molecules HC_2kH/H_C2k–1H (k = 1–6) Studied by Explicitly Correlated CCSD(T)-F12b Composite Methods C.-S. Lam and K.-C. Lau J Phys Chem A 125, 5385-5396 (2021)
	Nonadiabatic reaction dynamics to silicon monosulfide (SiS): A key molecular building block to sulfur-rich interstellar grains S. Doddipatla, C. He, S. J. Goettl, R. I. Kaiser, B. R. L. Galvão, and T. J. Millar J Phys Chem A 125, 5040-5047 (2021)
	Chemical dynamics study on the gas-phase reaction of the D1-silylidyne radical (SiD; X²Π) with deuterium sulfide (D₂S) and hydrogen sulfide (H₂S) S. J. Goettl, S. Doddipatla, Z. Yang, C. He, R. I. Kaiser, M. X. Silva, B. R. L. Galvão, and T. J. Millar Phys Chem Chem Phys 23, 13647-13661 (2021)
	Time-dependent wave packet investigation for N(²D) + H₂(X¹Σ+ g) reaction on the NH₂(1²A′) surface L. Peng, H. Ma, Y. Lü, C. Zhang, S. Gao, S. Liu, and Y. Lia Mol Phys 119, e1928313 (2021)
	Theoretical rovibronic spectroscopy of the calcium monohydroxide radical (CaOH) A. Owens, V. H. J. Clark, A. Mitrushchenkov, S. N. Yurchenko, and J. Tennyson J Chem Phys 154, 234302 (2021)
	Effect of H₂S on the Near-infrared Spectrum of Irradiation Residue and Applications to the Kuiper Belt Object (486958) Arrokoth A. Mahjoub, M. E. Brown, M. J. Poston, R. Hodyss, B. L. Ehlmann, J. Blacksberg, M. Choukroun, J. M. Eiler, and K. P. Hand ApJL 914, L31 (2021)
	High Spatial Resolution Observations of Molecular Lines toward the Protoplanetary Disk around TW Hya with ALMA H. Nomura, T. Tsukagoshi, R. Kawabe, T. Muto, K. D. Kanagawa, Y. Aikawa, E. Akiyama, S. Okuzumi, S. Ida, S. Lee, C. Walsh, and T. J. Millar ApJ 914, 113 (2021)
	Can Cytosine, Uracil, and Thymine Be Formed from HC3N and H2NCO+ in Interstellar Space? J. C. Choe ApJ 914, 136 (2021)
	Insights Into Chemical Reactions at the Beginning of the Universe: From HeH⁺ to H+ 3 S. R. Dash, T. Das, and K. Vanka Front Chem 9, 679750 (2021)
	Constraints for Use of Ultraviolet Spectropolarimetry to Detect Chiral Amino Acids from Comets A. I. Gómez de Castro and A. I. De Isidro-Gómez Astrobio 21, 718-728 (2021)
	Compact pebbles and the evolution of volatiles in the interstellar comet 2I/Borisov B. Yang, A. Li, M. A. Cordiner, C.-S. Chang, O. R. Hainaut, J. P. Williams, K. J. Meech, J. V. Keane, and E. Villard Nature Astron 5, 586-593 (2021)
	EXOPLINES: Molecular Absorption Cross-section Database for Brown Dwarf and Giant Exoplanet Atmospheres E. Gharib-Nezhad, A. R. Iyer, M. R. Line, R. S. Freedman, M. S. Marley, and N. E. Batalha ApJS 254, 34 (2021)
	Interstellar Enolization-Acetaldehyde (CH₃CHO) and Vinyl Alcohol (H₂CCH(OH)) as a Case Study N. F. Kleimeier and R. I. Kaiser Chem Phys Chem 22, 1229-1236 (2021)
	Discovery of Carbon Monoxide in Distant Comet C/2017 K2 (PANSTARRS) B. Yang, D. Jewitt, Y. Zhao, X. Jiang, Q. Ye, and Y.-T. Chen ApJL 914, L17 (2021)
	How to Identify Exoplanet Surfaces Using Atmospheric Trace Species in Hydrogen-dominated Atmospheres X. Yu, J. I. Moses, J. J. Fortney, and X. Zhang ApJ 914, 38 (2021)
	The Transition from Diffuse Molecular Gas to Molecular Cloud Material in Taurus S. R. Federman, J. S. Rice, A. M. Ritchey, H. Kim, J. H. Lacy, P. F. Goldsmith, N. Flagey, G. N. Mace, and D. L. Lambert ApJ 914, 59 (2021)
	Infrared spectroscopy of clathrate hydrates for planetary science: the ethylene case E. Dartois MNRAS 540, 4369-4376 (2021)
	Isocyanic acid (HNCO) in the hot molecular core G331.512-0.103: observations and chemical modelling C. M. Canelo, L. Bronfman, E. Mendoza, N. Duronea, M. Merello, M. Carvajal, A. C. S. Friaça, and J. Lepine MNRAS 540, 4428-4444 (2021)
	Latitudinal Distribution of Ethane Precipitation on Titan Modulated by Topography and Orbital Forcing and Its Implication for Titan's Surface Evolution T. Tokano PSJ 2, 86 (2021)
	Electric quadrupole transitions in carbon dioxide A. Yachmenev, A. Campargue, S. N. Yurchenko, J. Küpper, and J. Tennyson J Chem Phys 154, 211104 (2021)
	Annual Appearance of Hydrogen Chloride on Mars and a Striking Similarity With the Water Vapor Vertical Distribution Observed by TGO/NOMAD S. Aoki, F. Daerden, S. Viscardy, I. R. Thomas, J. T. Erwin, S. Robert, L. Trompet, L. Neary, G. L. Villanueva, G. Liuzzi, M. M. J. Crismani, R. T. Clancy, J. Whiteway, F. Schmidt, M. A. Lopez-Valverde, B. Ristic, M. R. Patel, G. Bellucci, J.-J. Lopez-Moreno, K. S. Olsen, F. Lefèvre, F. Montmessin, A. Trokhimovskiy, A. A. Fedorova, O. Korablev, and A. C. Vandaele Geophys Res Lett 48, e2021GL092506 (2021)
	ARES. V. No Evidence For Molecular Absorption in the HST WFC3 Spectrum of GJ 1132 b L. V. Mugnai, D. Modirrousta-Galian, B. Edwards, Q. Changeat, J. Bouwman, G. Morello, A. Al-Refaie, R. Baeyens, M. F. Bieger, D. Blain, A. Gressier, G. Guilluy, Y. Jaziri, F. Kiefer, M. Morvan, W. Pluriel, M. Poveda, N. Skaf, N. Whiteford, S. Wright, K. H. Yip, T. Zingales, B. Charnay, P. Drossart, J. Leconte, O. Venot, I. Waldmann, and J.-P. Beaulieu AJ 161, 284 (2021)
	Discovery in space of ethanolamine, the simplest phospholipid head group V. M. Rivilla, I. Jiménez-Serra, J. Martín-Pintado, C. Briones, L. F. Rodríguez-Almeida, F. Rico-Villas, B. Tercero, S. Zeng, L. Colzi, P. de Vicente, S. Martín, and M. A. Requena-Torres Proc Nat Acad Sci 118, e2101314118 (2021) ETHANOLAMINE DETECTED
	Cyclopentadienyl radical formation from the reaction of excited nitrogen atoms with benzene: a theoretical study C.-H. Chin, T. Zhu, and J. Z. H. Zhang Phys Chem Chem Phys 23, 12408-12420 (2021)
	Discovery of the Pure Polycyclic Aromatic Hydrocarbon Indene (c-C₉H₈) with GOTHAM Observations of TMC-1 A. M. Burkhardt, K. L. K. Lee, P. B. Changala, C. N. Shingledecker, I. R. Cooke, R. A. Loomis, H. Wei, S. B. Charnley, E. Herbst, M. C. McCarthy, and B. A. McGuire ApJL 913, L18 (2021)
	System-level Fractionation of Carbon from Disk and Planetesimal Processing T. Lichtenberg and S. Krijt ApJL 913, L20 (2021)
	Thermal Desorption of Astrophysically Relevant Ice Mixtures of Acetaldehyde and Acetonitrile from Olivine Dust M. A. Corazzi, J. R. Brucato, G. Poggiali, L. Podio, D. Fedele, and C. Codella ApJ 913, 128 (2021)
	Electronic Spectroscopy of Anthracene Cations and Protonated Anthracene in the Search for Carriers of Diffuse Interstellar Bands M. Meyer, P. Martini, A. Schiller, F. Zappa, S. A. Krasnokutski, and P. Scheier ApJ 913, 136 (2021)
	Infrared spectra of neutral polycyclic aromatic hydrocarbons based on machine learning potential energy surface and dipole mapping G. Laurens, M. Rabary, J. Lam, D. Peláez, A.-R. Allouche Theor Chem Accts 140, 66 (2021)
	Diabatic potential energy curves for the ⁴Π states of SH. Application of the block diagonalization method to disentangle Rydberg and autoionizing valence states embedded in the electron-scattering continuum D. O. Kashinski, J. Bohnemann, A. P. Hickman, and D. Talbi Theor Chem Accts 140, 60 (2021)
	Including tunneling into the classical cross sections and rate constants for the N(²D) + H₂ (v = 0, j = 0) reaction P. Larrégaray and L. Bonnet Theor Chem Accts 140, 61 (2021)
	Atomistic simulations of the free-energy landscapes of interstellar chemical reactions: the case of methyl isocyanate G. Cassone, F. Saija, J. Sponer, J. E. Sponer, A. Jiménez-Escobar, A. Ciaravella, and C. Cecchi-Pestellini MNRAS 504, 1565-1570 (2021)
	Thermal formaldehyde emission in NGC 7538 IRS 1 O. I. Shuvo, E. D. Araya, W. S. Tan, P. Hofner, S. Kurtz, Y. M. Pihlström, and I. M. Hoffman MNRAS 504, 1733-1748 (2021)
	Organic residues in astrophysical ice analogues: Thermal processing of hydrogenated glyoxal ices under interstellar conditions K. Leroux, J.-C. Guillemin, and L. Krim MNRAS 504, 2181-2189 (2021)
	Investigating the role of magnetic fields in star formation using molecular line profiles C. Yin, F. D. Priestley, and J. Wurster MNRAS 504, 2381-2389 (2021)
	3D simulations of photochemical hazes in the atmosphere of hot Jupiter HD 189733b M. E. Steinrueck, A. P. Showman, P. Lavvas, T. Koskinen, X. Tan, and X. Zhang MNRAS 504, 2783-2799 (2021)
	Metals and a search for molecules in the distant Universe: Magellan MIKE observations of sub-DLAs at 2 < z < 3 S. Poudel, V. P. Kulkarni, D. Som, and C. Péroux MNRAS 504, 731-743 (2021)
	The influence of surface CO₂ condensation on the evolution of warm and cold rocky planets orbiting Sun-like stars I. Bonati and R. M. Ramirez MNRAS 504, 1029-1038 (2021)
	Electron-impact rotational excitation cross-sections and rate coefficients of molecular ion: HCO⁺ J. Singh MNRAS 504, 1531-1535 (2021)
	New constraints on the chemical composition and outgassing of 67P/Churyumov-Gerasimenko C. Herny, O. Mousis, R. Marschall, N. Thomas, M. Rubina. O. Pinzón-Rodríguez, and I. P. Wright Planet Space Sci 200, 105194 (2021)
	The excitation of CNCN in the interstellar medium: hyperfine resolved rate coefficients and non-LTE modelling D. Ndaw, C. T. Bop, G. Dieye, N. A. Boye Faye, and F. Lique MNRAS 503, 5976-5983 (2021)

Published in May
	Thionitroxyl Radical (H₂NS) Isomers: Structures, Vibrational Spectroscopy, Electronic States and Photochemistry M. Jarraya, S. Ben Yaghlane, R. Feifel, R. Linguerri and M. Hochlaf Front Astron Space Sci 8, 641067 (2021)
	Catalytic Role of Refractory Interstellar Grain Analogs on H₂ Formation T. Suhasaria and V. Mennella Front Astron Space Sci 8, 655883 (2021)
	The Vertical and Adiabatic Ionization Energies of Silicon Carbide Clusters, (SiC)_n, With n = 1-12 D. Gobrecht Front Astron Space Sci 8, 662545 (2021)
	Extraterrestrial hydroxy amino acids in CM and CR carbonaceous chondrites T. Koga, E. T. Parker, H. L. McLain, J. C. Aponte, J. E. Elsila, J. P. Dworkin, D. P. Glavin, and H. Naraoka Meteor Planet Sci, 56, 1005-1023 (2021)
	Physics and chemistry on the surface of cosmic dust grains: a laboratory view A. Potapov and M. McCoustra Int Rev Phys Chem 40, 299-364 (2021)
	Upper limits for phosphine (PH₃) in the atmosphere of Mars K. S. Olsen, A. Trokhimovskiy, A. S. Braude, O. I. Korablev, A. A. Fedorova, C. F. Wilson, M. R. Patel, P. G. J. Irwin, F. Montmessin, F. Lefèvre, L. Baggio, J. Alday, D. A. Belyaev, A. Patrakeev, and A. Shakun A&A 649, L1 (2021)
	O-bearing complex organic molecules at the cyanopolyyne peak of TMC-1: Detection of C₂H₃CHO, C₂H₃OH, HCOOCH₃, and CH₃OCH₃ M. Agúndez, N. Marcelino, B. Tercero, C. Cabezas, P. de Vicente, and J. Cernicharo A&A 649, L4 (2021)
	Dry or water world? How the water contents of inner sub-Neptunes constrain giant planet formation and the location of the water ice line B. Bitsch, S. N. Raymond, L. A. Buchhave, A. Bello-Arufe, A. D. Rathcke, and A. D. Schneider A&A 649, L5 (2021)
	Pure hydrocarbon cycles in TMC-1: Discovery of ethynyl cyclopropenylidene, cyclopentadiene, and indene J. Cernicharo, M. Agúndez, C. Cabezas, B. Tercero, N. Marcelino, J. R. Pardo, and P. de Vicente A&A 649, L15 (2021)
	ATLASGAL-selected massive clumps in the inner Galaxy - IX. Deuteration of ammonia M. Wienen, F. Wyrowski, C. M. Walmsley, T. Csengeri, T. Pillai, A. Giannetti, and K. M. Menten A&A 649, A21 (2021)
	Submillimeter imaging of the Galactic Center starburst Sgr B2 - Warm molecular, atomic, and ionized gas far from massive star-forming cores M. G. Santa-Maria, J. R. Goicoechea, M. Etxaluze, J. Cernicharo, and S. Cuadrado A&A 649, A32 (2021)
	Modeling chemistry during star formation: water deuteration in dynamic star-forming regions S. S. Jensen, J. K. Jørgensen, K. Furuya, T. Haugbølle, and Y. Aikawa A&A 649, A66 (2021)
	Spatial distribution of the aromatic and aliphatic carbonaceous nanograin features in the protoplanetary disk around HD 100546 E. Habart, T. Boutéraon, R. Brauer, N. Ysard, E. Pantin, A. Marchal, and A. P. Jones A&A 649, A84 (2021)
	First detection of doubly deuterated methyl acetylene (CHD₂CCH and CH₂DCCD) M. Agúndez, E. Roueff, C. Cabezas, J. Cernicharo, and N. Marcelino A&A 649, A171 (2021)
	Reflections on the photodissociation of CO in circumstellar envelopes M. A. T. Groenewegen and M. Saberi A&A 649, A172 (2021)
	Sublimation of ice-dust mixtures in cooled vacuum environments to reproduce cometary morphologies D. Haack, A. Lethuillier, C. Kreuzig, C. Feller, B. Gundlach, A. Pommerol, J. Blum, and K. Otto A&A 649, A35 (2021)
	Millimeter- and submillimeter-wave spectrum of trans-formaldoxime (CH₂NOH) L. Zou, J.-C. Guillemin, R. A. Motiyenko, and L. Margulès A&A 649, A60 (2021)
	1I/'Oumuamua as an N₂ Ice Fragment of an exo-Pluto Surface: I. Size and Compositional Constraints A. P. Jackson and S. J. Desch J Geophys Res Planets 126, e2020JE006706 (2021)
	1I/'Oumuamua as an N₂ Ice Fragment of an Exo-Pluto Surface II: Generation of N₂ Ice Fragments and the Origin of 'Oumuamua A. P. Jackson and S. J. Desch J Geophys Res Planets 126, e2020JE006807 (2021)
	Rydberg States of H₃ and HeH as Potential Coolants for Primordial Star Formation G. Kannan, J. R. Chien, A. J. Benjamin, N. Bhatia, and R. J. Saykally J Phys Chem A 125, 4267-4275 (2021) COVER ARTICLE
	Mechanisms of methyl formate production during electron-induced processing of methanol-carbon monoxide ices F. Schmidt, P. Swiderek, T. Scheele and J. H. Bredehöft Phys Chem Chem Phys 23, 11649-11662 (2021)
	Revealing a High Water Abundance in the Upper Mesosphere of Mars With ACS Onboard TGO D. A. Belyaev, A. A. Fedorova, A. Trokhimovskiy, J. Alday, Fr. Montmessin, O. I. Korablev, F. Lefèvre, A. S. Patrakeev, K. S. Olsen, and A. V. Shakun Geophys Res Lett 48, e2021GL093411 (2021)
	Evidence for TiO in the Atmosphere of the Hot Jupiter HAT-P-65 b G. Chen, E. Pallé, H. Parviainen, F. Murgas, and F. Yan ApJL 913, L16 (2021)
	Ice-coated Pebble Drift as a Possible Explanation for Peculiar Cometary CO/H₂O Ratios E. M. Price, L. I. Cleeves, D. Bodewits, and K. I. Öberg ApJ 913, 9 (2021)
	The Formation of C₃O₃H₆ Structural Isomers in the Gas Phase through Barrierless Pathways: Formation and Spectroscopic Characterization of Methoxy Acetic Acid V. Gámez and M. L. Senent ApJ 913, 21 (2021)
	Competitive Dehydrogenation and Backbone Fragmentation of Superhydrogenated PAHs: A Laboratory Study M. H. Stockett, L. Avaldi, P. Bolognesi, J. N. Bull, L. Carlini, E. Carrascosa, J. Chiarinelli, R. Richter, and H. Zettergren ApJ 913, 46 (2021)
	Sublimation of Laboratory Ices Millimeter/Submillimeter Experiment (SubLIME): Structure-specific Identifications of Products from UV-photolyzed Methanol Ice K. M. Yocum, S. N. Milam, P. A. Gerakines, and S. L. Widicus Weaver ApJ 913, 61 (2021)
	Laboratory-based sticking coefficients for ices on a variety of small-grain analogues C. Laffon, D. Ferry, O. Grauby, and P. Parent Nature Astron 5, 445-450 (2021)
	Formation of phosphine imide (HN=PH₃) and its phosphinous amide (H₂N-PH₂) isomer C. Zhu, A. Bergantini, S. K. Singh, R. I. Kaiser, A. K. Eckhardt, P. R. Schreiner, Y.-S. Huang, B.-J. Sun, and A. H. H. Chang Chem Comm 57, 4958-4961 (2021)
	Origin of ammoniated phyllosilicates on dwarf planet Ceres and asteroids S. K. Singh, A. Bergantini, C. Zhu, M. Ferrari, M. C. De Sanctis, S. De Angelis, and R. I. Kaiser Nat Commun 12, 2690 (2021)
	Gas-phase synthesis of benzene via the propargyl radical self-reaction L. Zhao, W. Lu, M. Ahmed, M. V. Zagidullin, V. N. Azyazov, A. N. Morozov, A. M. Mebel, and R. I. Kaiser Sci Adv 7, eabf0360 *2021(
	Gas-Phase Formation and Isomerization Reactions of Cyanoacetaldehyde, a Prebiotic Molecule of Astrochemical Interest B. Ballotta, S. Nandi, V. Barone, and S. Rampino ACS Earth Space Chem 5, 1071-1082 (2021)
	Abiotic Formation of Methane and Prebiotic Molecules on Mars and Other Planets S. Civiš and A. Knížek ACS Earth Space Chem 5, 1172-1179 (2021)
	Successive Hydrogenation of SO and SO₂ in Solid para-H₂: Formation of Elusive Small Oxoacids of Sulfur S. Góbi, I. Pál Csonka, G. Bazsó, and G. Tarczay ACS Earth Space Chem 5, 1180-1195 (2021)
	Stationary Points on Potential Energy Surface of Cyclic C₃H₃ with Coupled-Cluster Approaches and Density Functional Theory M. Guo, Z. Wang, and F. Wang J Phys Chem A 125, 4079-4088 (2021)
	The C(³P) + O₂(³Σ– g) → CO₂ ↔ CO(¹Σ⁺) + O(¹D)/O(³P) reaction: thermal and vibrational relaxation rates from 15 K to 20 000 K J. C. San Vicente Veliz, D. Koner, M. Schwilk, R. J. Bemish, and M. Meuwly Phys Chem Chem Phys 23, 11251-11263 (2021)
	Bond-forming and electron-transfer reactivity between Ar+ 2 and N₂ S. Armenta Butt and S. D. Price Phys Chem Chem Phys 23, 11287-11299 (2021)
	Fragmentation of propionitrile (CH₃CH₂CN) by low energy electrons A. Pelc, A. Ribar Valah, S. E. Huber, K. Marciszuk, and S. Denif J Chem Phys 154, 184301 (2021)
	A Photoionization Reflectron Time-of-Flight Mass Spectrometric Study on the Detection of Ethynamine (HCCNH₂) and 2H-Azirine (c-H₂CCHN) A. M. Turner, S. Chandra, R. C. Fortenberry, and R. I. Kaiser Chem Phys Chem
	Facilitating Interstellar Searches for Simple Amino Alcohols with Accurate Rest Frequencies into the Millimeter-wave Regime: Alaninol, Valinol, and Leucinol B. E. Arenas, M. Fatima, C. Pérez, S. Fischer, A. L. Steber, and M. Schnell ApJ 912, 90 (2021)
	Properties of Highly Rotationally Excited H₂ in Photodissociation Regions Z. E. Zhang, S. J. Cummings, Y. Wan, B. Yang, and P. C. Stancil ApJ 912, 116 (2021)
	A Search for Cloud Cores Affected by Shocked Carbon Chain Chemistry in L1251 X.-C. Liu, Y. Wu, C. Zhang, X. Chen, L.-H. Lin, S.-L. Qin, T. Liu, C. Henkel, J. Wang, H.-L. Liu, J. Yuan, L.-X. Yuan, J. Li, Z.-Q. Shen, D. Li, J. Esimbek, K. Wang, L.-X. Li, Kee-Tae Kim, L. Zhu, D. Madones, N. Inostroza-Pino, F.-Y. Meng, T. Zhang, K. Tatematsu, Y. Xu, B.-G. Ju, A. Kraus, and F.-W. Xu ApJ 912, 148 (2021)
	Molecular dynamics reveals formation path of benzonitrile and other molecules in conditions relevant to the interstellar medium J. Jose, A. Zamir, and T. Stein Proc Nat Acad Sci 118, e2101371118 (2021)
	Rules of formation of H-C-N-O compounds at high pressure and the fates of planetary ices L. J. Conway, C. J. Pickard, and A. Hermann Proc Nat Acad Sci 118, e2026360118 (2021)
	An Aromatic Universe - A Physical Chemistry Perspective R. I. Kaiser and N. Hansen J Phys Chem A 125, 3826-3840 (2021) COVER ARTICLE
	Photodissociation Dynamics of the Cyclohexyl Radical from the 3p Rydberg State at 248 nm I. A. Ramphal, M. Shapero, and D. M. Neumark J Phys Chem A 125, 3900-3911 (2021)
	Unusual Chemistry of the C-H-N-O System under Pressure and Implications for Giant Planets A. S. Naumova, S. V. Lepeshkin, P. V. Bushlanov, and A. R. Oganov J Phys Chem A 125, 3936-3942 (2021)
	Direct dynamics in a proton transfer reaction of isomer product competition. Insight into the suppressed formation of the isoformyl cation Y. Wang, S. Zhao, X. Liu, W. Zhen, G. Fu, L. Yang, S. Sun, and J. Zhang Phys Chem Chem Phys 23, 10814-10821 (2021)
	Spectroscopic characterization of a thermodynamically stable doubly charged diatomic molecule: MgAr+ 2 D. Wehrli, M. Génévriez and F. Merkt Phys Chem Chem Phys 23, 10978-10987 (2021)
	Probing the Atmospheric Cl Isotopic Ratio on Mars: Implications for Planetary Evolution and Atmospheric Chemistry G. Liuzzi, G. L. Villanueva, S. Viscardy, D. Mège, M. M. J. Crismani, S. Aoki, J. Gurgurewicz, P.-A. Tesson, M. J. Mumma, M. D. Smith, S. Faggi, V. Kofman, E. W. Knutsen, F. Daerden, L. Neary, F. Schmidt, L. Trompet, J. T. Erwin, S. Robert, I. R. Thomas, B. Ristic, G. Bellucci, J. J. Lopez-Moreno, M. R. Patel, and A. C. Vandaele Geophys Res Lett 48, e2021GL092650 (2021)
	Hydrogenations of Isocyanic Acid: A Computational Study on Four Possible Concerted Paths for Formamide Formation N. Darla, D. Pant, and S. Sitha Theor Chem Acct 140, 50 (2021)
	The Origin of the E/Z Isomer Ratio of Imines in the Interstellar Medium J. García de la Concepción, I. Jiménez-Serra, J. Carlos Corchado, V. M. Rivilla, and J. Martín-Pintado ApJL 912, L6 (2021)
	Thiols in the Interstellar Medium: First Detection of HC(O)SH and Confirmation of C₂H₅SH L. F. Rodríguez-Almeida, I. Jiménez-Serra, V. M. Rivilla, J. Martín-Pintado, S. Zeng, B. Tercero, P. de Vicente, L. Colzi, F. Rico-Villas, S. Martín, and M. A. Requena-Torres ApJL 912, L11 (2021)
	A Near-infrared Chemical Inventory of the Atmosphere of 55 Cancri e E. K. Deibert, E. J. W. de Mooij, R. Jayawardhana, A. Ridden-Harper, S. Sivanandam, R. Karjalainen, and M. Karjalainen AJ 161, 209 (2021)
	Detection of an Atmosphere on a Rocky Exoplanet M. R. Swain, R. Estrela, G. M. Roudier, C. Sotin, P. B. Rimmer, A. Valio, R. West, K. Pearson, N. Huber-Feely, and R. T. Zellem AJ 161, 213 (2021) EXOPLANET WITH ATMOSPHERE 2.0?
	Temperature dependence of the rate coefficient of formation of CN radical from C + NH E. Garcia, A. Zanchet, and F. J. Aoiz Chem Phys Lett 771, 138493 (2021)
	Photoionization of methanol: a molecular source for the prebiotic chemistry D. Catone, M. Satta, M. C. Castrovilli, P. Bolognesi, L. Avaldic, and A. Cartoni Chem Phys Lett 771, 138467 (2021)
	ALMA-IRDC - II. First high-angular resolution measurements of the ¹⁴N/¹⁵N ratio in a large sample of infrared-dark cloud cores F. Fontani, A. T. Barnes, P. Caselli, J. D. Henshaw, G. Cosentino, I. Jiménez-Serra, J. C. Tan, J. E. Pineda, and C. Y. Law MNRAS 503, 4320-4335 (2021)
	Water ortho-para conversion by microwave background radiation in space P. L. Chapovsky MNRAS 503, 1773-1779 (2021)
	Collisional (de-)excitation of protonated cyanoacetylene (HC₃NH⁺) by helium at low and moderate temperatures M. Mogren Al Mogren, D. Ben Abdallah, S. Dhaif Allah Al Harbi, M. S. Al Salhi, and M. Hochlaf MNRAS 503, 2902-2912 (2021)
	Formation of Al containing molecular complexes in the gas phase in dense molecular clouds: quantum study of the radiative association of Al⁺+H₂ and Al⁺+D₂ D. Jones (nee Burdakova), G. Nyman, and T. Stoecklin MNRAS 503, 3089-3094 (2021)
	Carbon photochemical escape rates from the modern Mars atmosphere D. Y. Lo, R. V. Yelle, R. J. Lillis, and J. I. Deighan Icarus 360, 114371 (2021)
	Io's SO₂ atmosphere from HST Lyman-α images: 1997 to 2018 G. Giono and L. Roth Icarus 359, 114212 (2021)

Published in April 2021
	Accuracy and Reliability in the Simulation of Vibrational Spectra: A Comprehensive Benchmark of Energies and Intensities Issuing From Generalized Vibrational Perturbation Theory to Second Order (GVPT2) Q. Yang, M. Mendolicchio, V. Barone, and J. Bloino Front Astron Space Sci 8, 665232 (2021)
	Computational Infrared Spectroscopy of 958 Phosphorus-Bearing Molecules J. C. Zapata Trujillo, A.-M. Syme, K. N. Rowell, B. P. Burns, E. S. Clark, M. N. Gorman, L. S. D. Jacob, P. Kapodistrias, D. J. Kedziora, F. A. R. Lempriere, C. Medcraft, J. O'Sullivan, E. G. Robertson, G. G. Soares, L. Steller, B. L. Teece, C. D. Tremblay, C. Sousa-Silva, and L. K. McKemmish Front Astron Space Sci 8, 639068 (2021)
	Chemical Kinetics Simulations of Ice Chemistry on Porous Versus Non-Porous Dust Grains D. A. Christianson and R. T. Garrod Front Astron Space Sci 8, 643297 (2021)
	Formation of Interstellar Silicate Dust via Nanocluster Aggregation: Insights From Quantum Chemistry Simulations A. Rimola and S. T. Bromley Front Astron Space Sci 8, 659494 (2021)
	Deciphering the rotational spectrum of the first excited torsional state of propylene oxide P. Stahl, B. E. Arenas, O. Zingsheim, M. Schnell, L. Margulès, R. A. Motiyenko, G. W. Fuchs, and T. F. Giesen J Mol Spectrosc 378, 111445 (2021)
	Toward a global model of the interactions in low-lying states of methyl cyanide: Rotational and rovibrational spectroscopy of the ν₄=1 state and tentative interstellar detection of the ν₄=ν₄=1 state in Sgr B2(N) H. S. P. Müller, A. Belloche, F. Lewen, B. J. Drouin, K. Sung, R. T.Garrod, and K. M. Menten J Mol Spectrosc 378, 111449 (2021)
	The fundamental rotational transition of NO⁺ O. Asvany, C. R. Markus, A. Roucou, S. Schlemmer, S. Thorwirth, and C. Lauzin J Mol Spectrosc 378, 111447 (2021)
	High-resolution laser spectroscopy of the Ã¹Π_u – X̃¹Σ+ g transition of ¹³C¹²C¹²C and ¹²C¹³C¹²C Q. Zhang, J. Gu, K. D. Doney, H. Linnartz, Y. Chen, and D. Zhao J Mol Spectrosc 378, 111455 (2021)
	Mid-infrared spectroscopic signatures of dibenzopyrene cations - The effect of symmetry on PAH IR spectroscopy J. Bouwman, H. Linnartz, and A. G. G. M. Tielens J Mol Spectrosc 378, 111458 (2021)
	Millimeter-wave spectroscopy of the ¹³CH₃OD isotopic species of methyl alcohol L.-H. Xu, R. M. Lees, O. Zakharenko, H. S. P. Müller, F. Lewen, S. Schlemmer, and K. M. Menten J Mol Spectrosc 378, 111473 (2021)
	Rotational spectroscopy of imidazole: Accurate spectroscopic information for three vibrationally excited states and the heavy-atom isotopologues up to 295 GHz B. E. Arenas, G. Batra, A. L. Steber, L. Bizzocchi, A. Pietropolli Charmet, B. M. Giuliano, P. Caselli, B. J. Harris, B. H. Pate, J.-C. Guillemin, and M. Schnell J Mol Spectrosc 378, 111452 (2021)
	Anharmonic infrared spectra of thermally excited pyrene (C16H10): A combined view of DFT-based GVPT2 with AnharmonicCaOs, and approximate DFT molecular dynamics with demonNano S. Chakraborty, G. Mulas, M. Rapacioli, and C. Joblin J Mol Spectrosc 378, 111466 (2021)
	Experimental and quantum-chemical characterization of heavy carbon subchalcogenides: Infrared detection of SeC₃Se T. Salomon, J. B. Dudek, Y. Chernyak, J. Gauss, and S. Thorwirth J Mol Spectrosc 378, 111456 (2021)
	Laboratory IR spectroscopy of protonated hexa-peri-hexabenzocoronene and dicoronylene J. Palotás, J. Martens, G. Berden, and J. Oomens J Mol Spectrosc 378, 111474 (2021)
	An approach for multi-color action spectroscopy of highly excited states of H+ 3 A. Znotins, F. Grussie, A. Wolf, X. Urbain, and H. Kreckel J Mol Spectrosc 378, 111476 (2021)
	Rotational and vibrational spectroscopy of 1-cyanoadamantane and 1-isocyanoadamantane O. Chitarra, M.-A. Martin-Drumel, Z. Buchanan, and O. Pirali J Mol Spectrosc 378, 111468 (2021)
	Analytical Chemistry in Astrobiology K. M. Seaton, M. L. Cable, and A. M. Stockton Anal Chem 93, 5981-5997 (2021)
	Detection and Degradation of Adenosine Monophosphate in Perchlorate-Spiked Martian Regolith Analog, by Deep-Ultraviolet Spectroscopy J. R. Hollis, T. Fornaro, W. Rapin, J. Wade, Á. Vicente-Retortillo, A. Steele, R. Bhartia, and L. W. Beegle Astrobio 21, 511-525 (2021)
	Integrated Molar Absorptivity of Mid- and Far-Infrared Spectra of Glycine and Other Selected Amino Acids S. Iglesias-Groth and F. Cataldo Astrobio 21, 526-540 (2021)
	Impact of UV Radiation on the Raman Signal of Cystine: Implications for the Detection of S-rich Organics on Mars V. Megevand, J. C. Viennet, E. Balan, M. Gauthier, P. Rosier, M. Morand, Y. Garino, M. Guillaumet, S. Pont, O. Beyssac, and S. Bernard Astrobio 21, 566-574 (2021)
	Conformational preferences of diallylamine: A rotational spectroscopic and theoretical study W. G. D. P. Silva, G. Daudet, S. Perez, S. Thorwirth, and J. van Wijngaarden J Chem Phys 154, 164303 (2021)
	Assessing the Formation of Solid Hydrogen Objects in Starless Molecular Cloud Cores W. G. Levine and G. Laughlin ApJ 912, 3 (2021)
	Haze Formation on Triton K. Ohno, X. Zhang, R. Tazaki, and S. Okuzumi ApJ 912, 37 (2021)
	Simultaneous Deep Measurements of CO Isotopologues and Dust Emission in Giant Molecular Clouds in the Andromeda Galaxy S. Viaene, J. Forbrich, C. J. Lada, G. Petitpas, and C. Faesi ApJ 912, 68 (2021)
	TMC-1, the starless core sulfur factory: Discovery of NCS, HCCS, H₂CCS, H₂CCCS, and C₄S and detection of C₅S J. Cernicharo, C. Cabezas, M. Agúndez, B. Tercero, J. R. Pardo, N. Marcelino, J. D. Gallego, F. Tercero, J. A. López-Pérez, and P. de Vicente A&A 648, L3 (2021)
	Evidence for SO₂ latitudinal variations below the clouds of Venus E. Marcq, I. Amine, M. Duquesnoy, and B. Bézard A&A 648, L8 (2021)
	Water in star-forming regions: physics and chemistry from clouds to disks as probed by Herschel spectroscopy E. F. van Dishoeck, L. E. Kristensen, J. C. Mottram, A. O. Benz, E. A. Bergin, P. Caselli, F. Herpin, M. R. Hogerheijde, D. Johnstone, R. Liseau, B. Nisini, M. Tafalla, F. F. S. van der Tak, F. Wyrowski, A. Baudry, M. Benedettini, P. Bjerkeli, G. A. Blake, J. Braine, S. Bruderer, S. Cabrit, J. Cernicharo, Y. Choi, A. Coutens, T. de Graauw, C. Dominik, D. Fedele, M. Fich, A. Fuente, K. Furuya, J. R. Goicoechea, D. Harsono, F. P. Helmich, G. J. Herczeg, T. Jacq, A. Karska, M. Kaufman, E. Keto, T. Lamberts, B. Larsson, S. Leurini, D. C. Lis, G. Melnick, D. Neufeld, L. Pagani, M. Persson, R. Shipman, V. Taquet, T. A. van Kempen, C. Walsh, S. F. Wampfler, U. Yıldız, and the WISH team A&A 648, A24 (2021)
	CO⁺ as a probe of the origin of CO in diffuse interstellar clouds M. Gerin and H. Liszt A&A 648, A38 (2021)
	Physical and chemical structure of high-mass star-forming regions - Unraveling chemical complexity with CORE: the NOEMA large program C. Gieser, H. Beuther, D. Semenov, A. Ahmadi, S. Suri, T. Möller, M. T. Beltrán, P. Klaassen, Q. Zhang, J. S. Urquhart, T. Henning, S. Feng, R. Galván-Madrid, V. de Souza Magalhães, L. Moscadelli, S. Longmore, S. Leurini, R. Kuiper, T. Peters, K. M. Menten, T. Csengeri, G. Fuller, F. Wyrowski, S. Lumsden, Á. Sánchez-Monge, L. Maud, H. Linz, A. Palau, P. Schilke, J. Pety, R. Pudritz, J. M. Winters, and V. Piétu A&A 648, A66 (2021)
	Chemical modeling of the complex organic molecules in the extended region around Sagittarius B2 Y. Wang, F. Du, D. Semenov, H. Wang, and J. Li A&A 648, A72 (2021)
	Quantum study of reaction O (³P) + H₂ (v,j) → OH + H: OH formation in strongly UV-irradiated gas A. Veselinova, M. Agúndez, J. R. Goicoechea, M. Menéndez, A. Zanchet, E. Verdasco, P. G. Jambrina, and F. J. Aoiz A&A 648, A76 (2021)
	Carbon-chain molecule survey toward four low-mass molecular outflow sources C. Zhang, Y. Wu, X.-C. Liu, Mengyao Tang, D. Li, J. Esimbek, and S.-L. Qin A&A 648, A83 (2021)
	Molecular composition of comet 46P/Wirtanen from millimetre-wave spectroscopy N. Biver, D. Bockelée-Morvan, J. Boissier, R. Moreno, J. Crovisier, D. C. Lis, P. Colom, M. A. Cordiner, S. N. Milam, N. X. Roth, B. P. Bonev, N. Dello Russo, R. J. Vervack, Jr, and M. A. DiSanti A&A 648, A49 (2021)
	Infrared action spectroscopy of doubly charged PAHs and their contribution to the aromatic infrared bands S. Banhatti, J. Palotás, P. Jusko, B. Redlich, J. Oomens, S. Schlemmer, and S. Brünken A&A 648, A61 (2021)
	Binding energies and sticking coefficients of H₂ on crystalline and amorphous CO ice G. Molpeceres, V. Zaverkin, N. Watanabe, and J. Kástner A&A 648, A84 (2021)
	High-Resolution Infrared Spectroscopy of DC₃N in the Stretching Region N. Jiang, M. Melosso, F. Tamassia, L. Bizzocchi, L. Dore, E. Canè, D. Fedele, J.-C. Guillemin, and C. Puzzarini Front Astron Space Sci 8, 656295 (2021)
	Interaction of HCO⁺ Cations With Interstellar Negative Grains. Quantum Chemical Investigation and Astrophysical Implications A. Rimola, C. Ceccarelli, N. Balucani, and P. Ugliengo Front Astron Space Sci 8, 655405 (2021)
	Effect of binding energies on the encounter desorption A. Das, M. Sil, R. Ghosh, P. Gorai, S. Adak, S. Samanta, and S. K. Chakrabarti Front Astron Space Sci 8, 671622 (2021)
	Does processing or formation of water ice mantles affect the capacity of nanosilicates to be the source of the anomalous microwave emission? J. Mariñoso, S. Ferrero, A. M. Escatllar, A. Rimola, and S. T. Bromley Front Astron Space Sci 8, 676548 (2021)
	Aromatics and Cyclic Molecules in Molecular Clouds: A New Dimension of Interstellar Organic Chemistry M. C. McCarthy and B. A. McGuire J Phys Chem A 125, 3231-3243 (2021) COVER ARTICLE
	Theoretical Study of the Energy Disposal Mechanism and the State-Resolved Quantum Dynamics of the H + LiH⁺ → H₂ + Li⁺ Reaction J. Sahoo, A. M. Singh Rawat, and S. Mahapatra J Phys Chem A 125, 3387-3397 (2021)
	Same-Energy UV Photons and Low-Energy Electrons Activating Methane and Ammonia Frozen in Amorphous Solid Water S. Ramakrishnan, R. Sagi, M. Akerman, and M. Asscher J Phys Chem A 125, 3432-3443 (2021)
	Pathways for the Formation of Formamide, a Prebiotic Biomonomer: Metal-Ions in Interstellar Gas-Phase Chemistry S. Thripati and R. O. Ramabhadran J Phys Chem A 125, 3457-3472 (2021)
	Spectroscopic evidence of the C-N covalent bond formed between two interstellar molecules (ISM): acrylonitrile and ammonia F. Sun, M. Xie, Y. Zhang, W. Song, X. Sun, and Y. Hu Phys Chem Chem Phys 23, 9672-9678 (2021)
	How does the composition of a PAH influence its microsolvation? A rotational spectroscopy study of the phenanthrene-water and phenanthridine-water clusters D. Loru, A. L. Steber, P. Pinacho, S. Gruet, B. Temelso, A. M. Rijs, C. Pérez, and M. Schnell Phys Chem Chem Phys 23, 9721-9732 (2021)
	An Atacama Large Millimeter/submillimeter Array Survey of Chemistry in Disks around M4-M5 Stars J. Pegues, K. I. Öberg, J. B. Bergner, J. Huang, I. Pascucci, R. Teague, S. M. Andrews, . A. Bergin, L. I. Cleeves, V. V. Guzmán, F. Long, C. Qi, and D. J. Wilner ApJ 911, 150 (2021)
	Gas-phase stereoinversion in proteinogenic amino acid isoleucine: its astrophysical importance N. Rani and Vikas Astrophys Space Sci 366, 38 (2021)
	Relationship Between the Ozone and Water Vapor Columns on Mars as Observed by SPICAM and Calculated by a Global Climate Model F. Lefèvre, A. Trokhimovskiy, A. Fedorova, L. Baggio, G. Lacombe, A. M&aauml;&aauml;tt&aauml;nen, J.-L. Bertaux, F. Forget, E. Millour, O. Venot, Y. Bénilan, O. Korablev, and F. Montmessin J Geophys Res Planets 126, e2021JE006838 (2021)
	Aromatic Formation Promoted by Ion-Driven Radical Pathways in EUV Photochemical Experiments Simulating Titan's Atmospheric Chemistry J. Bourgalais, N. Carrasco, L. Vettier, A. Comby, D. Descamps, S. Petit, V. Blanchet, J. Gaudin, Y. Mairesse, and B. Marty J Phys Chem A 125, 3159-3168 (2021)
	A Spectroscopic View on Cosmic PAH Emission E. Peeters, C. Mackie, A. Candian, and A. G. G. M. Tielens Acc Chem Res 54, 1921-1933 (2021)
	The role of the three body photodissociation channel of water in the evolution of dioxygen in astrophysical applications S. An, S. Ranjan, K. Yuan, X. Yang, and R. T. Skodje Phys Chem Chem Phys 23, 9235-9248 (2021)
	On the spectral features of dangling bonds in CH₄/H₂O amorphous ice mixtures B. Maté, M. Á. Satorre, and R. Escribano Phys Chem Chem Phys 23, 9532-9538 (2021)
	Infrared photodissociation spectroscopic and theoretical study of H_nC₄O⁺ (n = 1, 2) cation clusters in the gas phase W. Li, J. Jin, X. Wu, X. Ding, and G. Wang Mol Phys 119, e1879301 (2021)
	Water Ice Cloud Variability and Multi-epoch Transmission Spectra of TRAPPIST-1e E. M. May, J. Taylor, T. D. Komacek, M. R. Line, and V. Parmentier ApJL 911, L30 (2021)
	Five carbon- and nitrogen-bearing species in a hot giant planet's atmosphere P. Giacobbe, M. Brogi, S. Gandhi, P. E. Cubillos, A. S. Bonomo, A. Sozzetti, L. Fossati, G. Guilluy, I. Carleo, M. Rainer, A. Harutyunyan, F. Borsa, L. Pino, V. Nascimbeni, S. Benatti, K. Biazzo, A. Bignamini, K. L. Chubb, R. Claudi, R. Cosentino, E. Covino, M. Damasso, S. Desidera, A. F. M. Fiorenzano, A. Ghedina, A. F. Lanza, G. Leto, A. Maggio, L. Malavolta, J. Maldonado, G. Micela, E. Molinari, I. Pagano, M. Pedani, G. Piotto, E. Poretti, G. Scandariato, S. N. Yurchenko, D. Fantinel, A. Galli, M. Lodi, N. Sanna, & A. Tozzi. Nature 592, 205-208 (2021) 5 MOLECULES DETECTED ON EXOPLANET
	Cold Traps of Hypervolatiles in the Protosolar Nebula at the Origin of the Peculiar Composition of Comet C/2016 R2 (PanSTARRS) O. Mousis, A. Aguichine, A. Bouquet, J. I. Lunine, G. Danger, K. E. Mandt, and A. Luspay-Kuti PSJ 2, 72 (2021)
	Optical Constants of a Solar System Organic Analog and the Allende Meteorite in the Near- and Mid-infrared (1.5-13 μm) J. A. Arnold, A. J. Weinberger, G. Cody, G. Videen, and O. Muñoz PSJ 2, 73 (2021)
	How Does Temperature Affect the Infrared Vibrational Spectra of Nanosized Silicate Dust? J. Mariñoso Guiu, A. Macià Escatllar, and S. T. Bromley ACS Earth Space Chem 5, 812-823 (2021)
	Kinetic Study of the Gas-Phase C(³P) + CH₃CN Reaction at Low Temperatures: Rate Constants, H-Atom Product Yields, and Astrochemical Implications K. M. Hickson, J.-C. Loison, and V. Wakelam ACS Earth Space Chem 5, 824-833 (2021)
	Rotational and Torsional Properties of Various Monosubstituted Isotopologues of Acetone (CH₃-CO-CH₃) from Explicitly Correlated Ab Initio Methods S. Dalbouha, M. Mogren Al-Mogren, and M. L. Senent ACS Earth Space Chem 5, 890-899 (2021)
	Formation of covalently bound C₄H+ 4 upon electron-impact ionization of acetylene dimer Y. Wang, E. Wang, J. Zhou, A. Dorn, and X. Ren J Chem Phys 154, 144301 (2021)
	A close coupling study of the bending relaxation of H₂O by collision with He T. Stoecklin, L. D. Cabrera-González, O. Denis-Alpizar, and D. Páez-Hernández J Chem Phys 154, 144307 (2021)
	The Effect of the Martian 2018 Global Dust Storm on HDO as Predicted by a Mars Global Climate Model L. Rossi, M. Vals, F. Montmessin, F. Forget, E. Millour, A. Fedorova, A. Trokhimovskiy, and O. Korablev Geophys Res Lett 48, e2020GL090962 (2021)
	Venus' Mass Spectra Show Signs of Disequilibria in the Middle Clouds R. Mogul, S. S. Limaye, M. J. Way, and J. A. Cordova Geophys Res Lett 48, e2020GL091327 (2021)
	Investigation of UV Absorbers on Venus Using the 283 and 365 nm Phase Curves Obtained From Akatsuki Y. J. Lee, A. García Muñoz, A. Yamazaki, M. Yamada, S. Watanabe, and T. Encrenaz Geophys Res Lett 48, e2020GL090577 (2021)
	Linemake: An Atomic and Molecular Line List Generator V. M. Placco, C. Sneden, I. U. Roederer, J. E. Lawler, E. A. Den Hartog, N. Hejazi, Z. Maas, and P. Bernath Res Notes AAS 5, 92 (2021)
	Cyclopropenone (c-C₃H₂O) as a Tracer of the Nonequilibrium Chemistry Mediated by Galactic Cosmic Rays in Interstellar Ices N. F. Kleimeier, M. J. Abplanalp, R. N. Johnson, S. Gozem, J. Wandishin, C. N. Shingledecker, and R. I. Kaiser ApJ 911, 24 (2021)
	The TW Hya Rosetta Stone Project IV: A Hydrocarbon-rich Disk Atmosphere L. I. Cleeves, R. A. Loomis, R. Teague, E. A. Bergin, D. J. Wilner, J. B. Bergner, G. A. Blake, J. K. Calahan, P. Cazzoletti, E. F. van Dishoeck, V. V. Guzmán, M. R. Hogerheijde, J. Huang, M. Kama, K. I. Öberg, C. Qi, Jeroen Terwisscha van Scheltinga, and C. Walsh ApJ 911, 29 (2021)
	A Far Ultraviolet Spectroscopic Explorer Survey of Interstellar Molecular Hydrogen in the Galactic Disk J. M. Shull, C. W. Danforth, and K. L. Anderson ApJ 911, 55 (2021)
	Multiple HC₃N line observations towards 19 Galactic massive star-forming regions H. Feng, J. Wang, S. Li, Y. Shi, F. Zhu, M. Kong, R. Gao, and F. Li Pub Astron Soc Japan 73, 467-484 (2021)
	Molecular photodissociation in the vacuum ultraviolet region: implications for astrochemistry and planetary atmospheric chemistry H. Gao Mol Phys 119, e1861354 (2021)
	On the Stickiness of CO₂ and H₂O Ice Particles S. Arakawa and S. Krijt ApJ 910, 130 (2021)
	Carbon-chain Chemistry versus Complex-organic-molecule Chemistry in Envelopes around Three Low-mass Young Stellar Objects in the Perseus Region K. Taniguchi, L. Majumdar, S. Takakuwa, M. Saito, D. C. Lis, P. F. Goldsmith, and E. Herbst ApJ 910, 141 (2021)
	Experimental Study on CH⁺ Formation from Doubly Charged Carbon and Molecular Hydrogen R. Plašil, S. Rednyk, A. Kovalenko, T. D. Tran, Š. Roučka, P. Dohnal, O. Novotný, and J. Glosík ApJ 910, 155 (2021)
	The Diversity of Planetary Atmospheric Chemistry. Lessons and Challenges from Our Solar System and Extrasolar Planets F. P. Mills, J. I. Moses, P. Gao, and S.-M. Tsai Space Sci Rev 217, 43 (2021)
	First Comet Observations with NIRSPEC-2 at Keck: Outgassing Sources of Parent Volatiles and Abundances Based on Alternative Taxonomic Compositional Baselines in 46P/Wirtanen B. P. Bonev, N. Dello Russo, M. A. DiSanti, E. C. Martin, G. Doppmann, R. J. Vervack Jr., G. L. Villanueva, H. Kawakita, E. L. Gibb, M. R. Combi, N. X. Roth, M. Saki, A. J. McKay, M. A. Cordiner, D. Bodewits, J. Crovisier, N. Biver, A. L. Cochran, Y. Shou, Y. Khan, and K. Venkataramani PSJ 2, 45 (2021)
	Contemporaneous Multiwavelength and Precovery Observations of the Active Centaur P/2019 LD2 (ATLAS) T. Kareta, L. M. Woodney, C. Schambeau, Y. Fernandez, O. Harrington Pinto, K. Wierzchos, M. W., S. J. Bus, J. Steckloff, G. Sarid, K. Volk, W. M. Harris, and V. Reddy PSJ 2, 48 (2021)
	Formation Conditions of Titan's and Enceladus's Building Blocks in Saturn's Circumplanetary Disk S. E. Anderson, O. Mousis, and T. Ronnet PSJ 2, 50 (2021)
	The Volatile Composition of the Inner Coma of Comet 46P/Wirtanen: Coordinated Observations Using iSHELL at the NASA-IRTF and Keck/NIRSPEC-2 N. X. Roth, B. P. Bonev, M. A. DiSanti, N. Dello Russo, A. J. McKay, E. L. Gibb, M. Saki, Y. Khan, R. J. Vervack Jr., H. Kawakita, A. L. Cochran, N. Biver, M. A. Cordiner, J. Crovisier, E. Jehin, and H. Weaver PSJ 2, 54 (2021)
	Rapidly Varying Anisotropic Methanol (CH₃OH) Production in the Inner Coma of Comet 46P/Wirtanen as Revealed by the ALMA Atacama Compact Array N. X. Roth, S. N. Milam, M. A. Cordiner, D. Bockelée-Morvan, M. A. DiSanti, J. Boissier, N. Biver, J. Crovisier, N. Dello Russo, B. P. Bonev, C. Qi, A. J. Remijan, S. B. Charnley, E. L. Gibb, M. de Val-Borro, and E. Jehin PSJ 2, 55 (2021)
	The Synchrotron-based Far-infrared Spectrum of Glycolaldehyde B. Collier, K. Krueger, I. Miller, J. Zhao, B. E. Billinghurst, and P. L. Raston ApJS 253, 40 (2021)
	SiO, ²⁹SiO, and ³⁰SiO Emission from 67 Oxygen-rich Stars: A Survey of 61 Maser Lines from 7 to 1 mm J. R. Rizzo, J. Cernicharo, and C. García-Miró ApJS 253, 44 (2021)
	Combined Experimental and Computational Study on the Reaction Dynamics of the D1-Silylidyne(SiD) - Silane (SiH₄) System Z. Yang, B.-J. Sun, C. He, S. Goettl, Y.-T. Lin, A. H. H. Chang, and R. I. Kaiser J Phys Chem 125, 2472-2479 (2021)
	Detecting Atmospheric Molecules of Nontransiting Temperate Terrestrial Exoplanets Using High-resolution Spectroscopy in the Mid-infrared Domain Y. Fujii and T. Matsuo AJ 161, 80 (2021)
	Rotational excitation of highly excited H₂O by H₂ M. Żóltowski, F. Lique, A. Karska, and P. S. Żuchowski MNRAS 502, 5356-5361 (2021)
	Impact of photochemical hazes and gases on exoplanet atmospheric thermal structure P. Lavvas and A. Arfaux MNRAS 502, 5643-5657 (2021)
	Polycyclic aromatic hydrocarbons in the Mukundpura (CM2) Chondrite M. S. Kalpana, E. V. S. S. K. Babu, Devleena Mani, R. P. Tripathi, and N. Bhandari Planet Space Sci 198, 105177 (2021)
	Exploiting night-time averaged spectra from PFS/MEX shortwave channel. Part 1: Temperature retrieval from the CO₂ ν₃ band S. Bauduin, M. Giuranna, P. Wolkenberg, L. Nardi, F. Daerdend, J. Bouche, C. Wespes, G. Lecomte, A. C. Vandaele, and P. Coheur Planet Space Sci 198, 105186 (2021)
	Activity of the first interstellar comet 2I/Borisov around perihelion: results from Indian observatories K. Aravind, S. Ganesh, K. Venkataramani, D. Sahu, D. Angchuk, T. Sivarani, and A. Unni MNRAS 502, 3491-3499 (2021)
	Meteoritic amino acids as chemical tracers of parent-body chemistries Y. Ellinger, M. Lattelais, F. Pauzat, J.-C. Guillemin, and B. Zanda MNRAS 502, 4064-4073 (2021)
	Infrared analysis of Glycine dissociation by MeV ions and keV electrons C. A. P. da Costa, J. A. Souza-Corrêa, and E. F. da Silveira MNRAS 502, 2105-2119 (2021)
	The efficiency of grain growth in the diffuse interstellar medium F. D. Priestley, I. De Looze, and M. J. Barlow MNRAS 502, 2438-2445 (2021)
	Vibrationally excited HC₃N emission in NGC 1068: tracing the recent star formation in the starburst ring F. Rico-Villas, J. Martín-Pintado, E. González-Alfonso, V. M. Rivilla, S. Martín, S. García-Burillo, I. Jiménez-Serra, and M. Sánchez-García MNRAS 502, 3021-3034 (2021)
	Study of non-adiabatic interactions among low-lying electronic states of HeH+ 2 with its implication in its dissociation into various species R. Mondal and D. Mukhopadhyay Int J Quant Chem 121, e26552 (2021)
	Rate coefficients for the reactions of CO+ 2 with O: Lessons from MAVEN at Mars J. L. Fox, M. Benna, J. P. McFadden, B. M. Jakosky, MAVEN NGIMS team, and MAVEN LPW team Icarus 358, 114186 (2021)
	Quantitative study of methane-nitrogen mixed clathrates using gas chromatography and Raman spectroscopy for their detection in icy surfaces of the outer solar system D. Nna-Mvondo, G. Tobie, E. Le Menn, and O. Grasset Icarus 358, 114182 (2021)

Published in March 2021
	Ethynylhydroxycarbene (H–C≡C–C̈–OH) B. Bernhardt, M. Ruth, A. K. Eckhardt, and P. R. Schreiner J Am Chem Soc 143, 3741-3746 (2021)
	Pathways to Detection of Strongly-Bound Inorganic Species: The Vibrational and Rotational Spectral Data of AlH₂OH, HMgOH, AlH₂NH₂, and HMgNH₂ A. G. Watrous, M. C. Davis, and R. C. Fortenberry Front Astron Space Sci 8, 643348 (2021)
	Impact of Metals on (Star)Dust Chemistry: A Laboratory Astrophysics Approach R. Bérard, K. Makasheva, K. Demyk, A. Simon, D. Nuñez Reyes, F. Mastrorocco, H. Sabbah, and C. Joblin Front Astron Space Sci 8, 654879 (2021)
	Using Laboratory Investigations to Aid the Identification of Small Aromatic Molecules in Water-Containing Astrophysical Ices T. L. Salter , J. W. Stubbing , L. Brigham, and W. A. Brown Front Astron Space Sci 8, 644277 (2021)
	Theoretical Determination of Binding Energies of Small Molecules on Interstellar Ice Surfaces D. Duflot, C. Toubin, and M. Monnerville Front Astron Space Sci 8, 645243 (2021)
	Amino acid abundances and compositions in iron and stony-iron meteorites J. E. Elsila, N. M. Johnson, D. P. Glavin, J. C. Aponte, and J. P. Dworkin Meteor Planet Sci 56, 586-600 (2021)
	Molecular Adsorption on Cold Gas-Phase Hydrogen-Bonded Clusters of Chiral Molecules H. Murashima and A. Fujihara Orig Life Evol Biosph volume 51, 61-70 (2021)
	Nonthermal Atmospheric Loss of the Exoplanet GJ 436b due to H₂ Dissociation Processes A. A. Avtaeva and V. I. Shematovich Solar Sys Res 55, 150-158 (2021)
	Structure and photochemistry of a potential precursor of circumstellar dust: The optical spectrum of Si₄C+ 2 M. Förstel, R. G. Radloff, K. Pollow, T. Studemund, and O. Dopfer J Mol Spectrosc 377, 111427 (2021)
	Theoretical rovibrational characterization of HAlNP: Weak bonding but strong intensities R. C. Fortenberry, T. Trabelsi, and J. S. Francisco J Mol Spectrosc 377, 111422 (2021)
	Microwave Zeeman effect of methanol K. Takagi, S. Tsunekawa, K. Kobayashi, T. Hirota, and F. Matsushima J Mol Spectrosc 377, 111420 (2021)
	Vibrational spectroscopy of H₂He⁺ and D₂He⁺ O. Asvany, S. Schlemmer, A. van der Avoird, T. Szidarovszky, and A. G.Császár J Mol Spectrosc 377, 111423 (2021)
	A rotational and vibrational investigation of phenylpropiolonitrile (C₆H₅C₃N) Z. Buchanan, K. L. K. Lee, O. Chitarra, M. C. McCarthy, O. Pirali, and M.-A. Martin-Drumel J Mol Spectrosc 377, 111425 (2021)
	The rotationally resolved infrared spectrum of TiO and its isotopologues D. Witsch, A. A. Breier, E. Döring, K. M. T. Yamada, T. F. Giesen, and G. W. Fuchs J Mol Spectrosc 377, 111439 (2021)
	Improved centrifugal and hyperfine analysis of ND₂H and NH₂D and its application to the spectral line survey of L1544 M. Melosso, L. Bizzocchi, L. Dore, Z. Kisiel, N. Jiang, S. Spezzano, P. Caselli, J. Gauss, and C. Puzzarini J Mol Spectrosc 377, 111431 (2021)
	A prochiral precursor in space? Accurate laboratory characterization of acetylacetylene in the cm-wave region K. G. Lengsfeld, P. Buschmann, F. Dohrmann, and J.-U. Grabow J Mol Spectrosc 377, 111441 (2021)
	Laboratory microwave spectroscopy of the doubly deuterated cyanomethyl radical, D₂CCN C. Cabezas, Y. Endo, and J. Cernicharo J Mol Spectrosc 377, 111448 (2021)
	VUV photoprocessing of oxygen-containing polycyclic aromatic hydrocarbons: Threshold photoelectron spectra P. M. Mayer and A. Bodi J Mol Spectrosc 377, 111446 (2021)
	Rotational spectrum and quantum chemical calculations of methyl cyanoacetate: A compound of potential astrochemical interest C. Gregory, W. G. D. P. Silva, and J. van Wijngaarden J Mol Spectrosc 377, 111444 (2021)
	The analysis of the microwave absorption spectrum of trans-ethyl methyl ether in the skeletal torsion v₃₀ = 2 state K. Kobayashi, S. Tsunekawa, and N. Ohashi J Mol Spectrosc 377, 111443 (2021)
	Discovery of CH₂CHCCH and detection of HCCN, HC₄N, CH₃CH₂CN, and, tentatively, CH₃CH₂CCH in TMC-1 J. Cernicharo, M. Agúndez, C. Cabezas, N. Marcelino, B. Tercero, J. R. Pardo, J. D. Gallego, F. Tercero, J. A. López-Pérez, and P. de Vicente A&A 647, L2 (2021)
	Discovery of allenyl acetylene, H₂CCCHCCH, in TMC-1 - A study of the isomers of C₅H₄ J. Cernicharo, C. Cabezas, M. Agúndez, B. Tercero, N. Marcelino, J. R. Pardo, F. Tercero, J. D. Gallego, J. A. López-Pérez, and P. deVicente A&A 647, L3 (2021)
	Discovery of the propargyl radical (CH₂CCH) in TMC-1: One of the most abundant radicals ever found and a key species for cyclization to benzene in cold dark clouds M. Agúndez, C. Cabezas, B. Tercero, N. Marcelino, J. D. Gallego, P. de Vicente, and J. Cernicharo A&A 647, L10 (2021)
	Bouncing and sticking collisions of organic nanoparticles: Atomistic study C. Anders and H. M. Urbassek A&A 647, L13 (2021)
	Complex organic molecules in protoplanetary disks: X-ray photodesorption from methanol-containing ices - II. Mixed methanol-CO and methanol-H₂O ices R. Basalgète, R. Dupuy, G. Féraud, C. Romanzin, L. Philippe, X. Michaut, J. Michoud, L. Amiaud, A. Lafosse, J.-H. Fillion, and M. Bertin A&A 647, A36 (2021)
	Herschel and Odin observations of H₂O, CO, CH, CH⁺, and [N II] in the barred spiral galaxy NGC 1365 - Bar-induced activity in the outer and inner circumnuclear tori A. Sandqvist, Å. Hjalmarson, B. Larsson, U. Frisk, S. Lundin, and G. Rydbeck A&A 647, A86 (2021)
	Bottlenecks to interstellar sulfur chemistry - Sulfur-bearing hydrides in UV-illuminated gas and grains J. R. Goicoechea, A. Aguado, S. Cuadrado, O. Roncero, J. Pety, E. Bron, A. Fuente, D. Riquelme, E. Chapillon, C. Herrera, and C. A. Duran A&A 647, A10 (2021)
	Hunting for the elusive methylene radical A. M. Jacob, K. M. Menten, Y. Gong, P. Bergman, M. Tiwari, S. Brünken, and A. O. H. Olofsson A&A 647, A42 (2021)
	The prebiotic molecular inventory of Serpens SMM1 - I. An investigation of the isomers CH₃NCO and HOCH₂CN N. F. W. Ligterink, A. Ahmadi, A. Coutens, Ł. Tychoniec, H. Calcutt, E. F. van Dishoeck, H. Linnartz, J. K. Jørgensen, R. T. Garrod, and J. Bouwman A&A 647, A87 (2021)
	Exploring HNC and HCN line emission as probes of the protoplanetary disk temperature F. Long, A. D. Bosman, P. Cazzoletti, E. F. van Dishoeck, K. I. Öberg, S. Facchini, M. Tazzari, V. V. Guzmán, and L. Testi A&A 647, A118 (2021)
	*Chemical compositions of five Planck* cold clumps** V. Wakelam, P. Gratier, M. Ruaud, R. Le Gal, L. Majumdar, J.-C. Loison, and K. M. Hickson A&A 647, A172 (2021)
	Cosmic ray sputtering yield of interstellar ice mantles - CO and CO₂ ice thickness dependence E. Dartois, M. Chabot, T. Id Barkach, H. Rothard, P. Boduch, B. Augé, and A. N. Agnihotri A&A 647, A177 (2021)
	Intriguing detection of ¹²CO molecular emission in a classical Be star Y. R. Cochetti, M. L. Arias, M. Kraus, L. S. Cidale, A. F. Torres, A. Granada, and O. V. Maryeva A&A 647, A164 (2021)
	Cyanogen, cyanoacetylene, and acetonitrile in comet 67P and their relation to the cyano radical N. Hänni, K. Altwegg, H. Balsiger, M. Combi, S. A. Fuselier, J. De Keyser, B. Pestoni, M. Rubin, and S. F. Wampfler A&A 647, A22 (2021)
	Detectability of biosignatures on LHS 1140 b F. Wunderlich, M. Scheucher, J. L. Grenfell, F. Schreier, C. Sousa-Silva, M. Godolt, and H. Rauer A&A 647, A48 (2021)
	Seasonal reappearance of HCl in the atmosphere of Mars during the Mars year 35 dusty season K. S. Olsen, A. Trokhimovskiy, L. Montabone, A. A. Fedorova, M. Luginin, F. Lefèvre, O. I. Korablev, F. Montmessin, F. Forget, E. Millour, A. Bierjon, L. Baggio, J. Alday, C. F. Wilson, P. G. J. Irwin, D. A. Belyaev, A. Patrakeev, and A. Shakun A&A 647, A161 (2021)
	Complex organic molecules in protoplanetary disks: X-ray photodesorption from methanol-containing ices - I. Pure methanol ices R. Basalgète, R. Dupuy, G. Féraud, C. Romanzin, L. Philippe, X. Michaut, J. Michoud, L. Amiaud, A. Lafosse, J.-H. Fillion, and M. Bertin A&A 647, A35 (2021)
	Rotational spectroscopic study and astronomical search for propiolamide in Sgr B2(N) E. R. Alonso, L. Kolesniková, A. Belloche, S. Mata, R. T. Garrod, A. Jabri, I. León, J.-C. Guillemin, H. S. P. Müller, K. M. Menten, and J. L. Alonso A&A 647, A55 (2021)
	Photolysis of acetonitrile in a water-rich ice as a source of complex organic molecules: CH₃CN and H₂O:CH₃CN ices M. Bulak, D. M. Paardekooper, G. Fedoseev, and H. Linnartz A&A 647, A82 (2021)
	Photodissociation branching ratios of ¹²C¹⁶O from 110 500 to 113 045 cm^–1: first observation of the C(¹S) channel L. Guan, P. Jiang, G. Zhang, T. Yin, M. Cheng, and H. Gao A&A 647, A127 (2021)
	Theoretical studies of carbon isotopic fractionation in reactions of C with C₂: dynamics, kinetics, and isotopologue equilibria C. M. R. Rocha and H. Linnartz A&A 647, A142 (2021)
	Rate coefficients for H₂:H₂ inelastic collisions in the ground vibrational state from 10 to 1000 K M. I. Hernández, G. Tejeda, J. M. Fernández, and S. Montero A&A 647, A155 (2021)
	Rotational spectroscopy of isotopic cyclopropenone, c-H₂C₃O, and determination of its equilibrium structure H. S. P. Müller, A. Brahmi M., J.-C. Guillemin, F. Lewen, and S. Schlemmer A&A 647, A179 (2021)
	Transient HCl in the atmosphere of Mars O. Korablev, K. S. Olsen, A. Trokhimovskiy, F. Lefèvre, F. Montmessin, A. A. Fedorova, M. J. Toplis, J. Alday, D. A. Belyaev, A. Patrakeev, N. I. Ignatiev, A. V. Shakun, A. V. Grigoriev, L. Baggio, I. Abdenour, G. Lacombe, Y. S. Ivanov, S. Aoki, I. R. Thomas, F. Daerden, B. Ristic, J. T. Erwin, M. Pate, G. Bellucci, J.-J. Lopez-Moreno, and A. C. Vandaele Sci Adv 7, eabe4386 (2021) HCl DETECTED ON MARS
	The Spatial and Temporal Distribution of Nighttime Ozone and Sulfur Dioxide in the Venus Mesosphere as Deduced From SPICAV UV Stellar Occultations D. Evdokimova, D. Belyaev, F. Montmessin, O. Korablev, J.-L. Bertaux, L. Verdier, F. Lefèvre, and E. Marcq J Geophys Res Planets 126, e2020JE006625 (2021)
	The Phase of Water Ice Which Forms in Cold Clouds in the Mesospheres of Mars, Venus, and Earth T. P. Mangan, J. M. C. Plane, and B. J. Murray J Geophys Res Planets 126, e2020JE006796 (2021)
	HELIOS-K 2.0 Opacity Calculator and Open-source Opacity Database for Exoplanetary Atmospheres S. L. Grimm, M. Malik, D. Kitzmann, A. Guzmán-Mesa, H. J. Hoeijmakers, C. Fisher, J. M. Mendonça, S. N. Yurchenko, J. Tennyson, F. Alesin, N. Buchschacher, J. Burnier, D. Segransan, R. L. Kurucz, and K. Heng ApJS 253, 30 (2021)
	Using isotopologues to probe the potential energy surface of reactions of C₂H+ 2 + C₃H₄ J. Greenberg, P. C. Schmid, J. H. Thorpe, T. L. Nguyen, K. J. Catani, O. A. Krohn, M. I. Miller, J. F. Stanton, and H. J. Lewandowski J Chem Phys 154, 124310 (2021)
	Detection of two interstellar polycyclic aromatic hydrocarbons via spectral matched filtering B. A. McGuire, R. A. Loomis, A. M. Burkhardt, K. L. K. Lee, C. N. Shingledecker, S. B. Charnley, I. R. Cooke, M. A. Cordiner, E. Herbst, S. Kalenskii, M. A. Siebert, E. R. Willis, C. Xue, A. J. Remijan, and M. C. McCarthy. Science 371, 1265-1269 (2021) NEW PAH DETECTIONS
	Extended HNCO, SiO, and HC₃N Emission in 43 Southern Star-forming Regions Y.-X. He, C. Henkel, J.-J. Zhou, J. Esimbek, A. M. Stutz, H.-L. Liu, W.-G. Ji, D.-L. Li, G. Wu, X.-D. Tan, T. Komesh, and S. Sailanbek ApJS 253, 2 (2021)
	Measurement of Absolute Single and Double Electron Capture Cross Sections for O⁶⁺ Ion Collisions with CO₂, CH₄, H₂, and N₂ J. Han, L. Wei, B. Wang, B. Ren, W. Yu, Y. Zhang, Y. Zou, L. Chen, J. Xiao, and B. Wei ApJS 253, 6 (2021)
	Measurement of n-resolved State-selective Charge Exchange in Ne^(8,9)+ Collision with He and H₂ J. W. Xu, C. X. Xu, R. T. Zhang, X. L. Zhu, W. T. Feng, L. Gu, G. Y. Liang, D. L. Guo, Y. Gao, D. M. Zhao, S. F. Zhang, M. G. Su, and X. Ma ApJS 253, 13 (2021)
	High-sensitivity Millimeter Imaging of Molecular Outflows in Nine Nearby High-mass Star-forming Regions D.-J. Liu, Y. Xu, Y.-J. Li, S. Zheng, D.-R. Lu, C.-J. Hao, Z.-H. Lin, S.-. Bian, and L.-M. Liu ApJS 253, 15 (2021)
	*Gas-phase pyrolysis of trans* 3-pentenenitrile: competition between direct and isomerization-mediated dissociation** P. Mishra, S. M. Fritz, S. Herbers, A. M. Mebel, and T. S. Zwier Phys Chem Chem Phys 23, 6462-6471 (2021)
	Fragmentation of isocyanic acid, HNCO, following core excitation and ionization M. Gerlach, F. Fantuzzi, L. Wohlfart, K. Kopp, B. Engels, J. Bozek, C. Nicolas, D. Mayer, M. Gühr F. Holzmeier, and I. Fischer J Chem Phys 154, 114302 (2021)
	Frequency comb referenced spectroscopy of A-X 0-0 transitions in SH A. Fast and S. A. Meek J Chem Phys 154, 114304 (2021)
	Interstellar Detection of 2-cyanocyclopentadiene, C₅H₅CN, a Second Five-membered Ring toward TMC-1 K. L. K. Lee, P. B. Changala, R. A. Loomis, A. M. Burkhardt, C. Xue, M. A. Cordiner, S. B. Charnley, M. C. McCarthy, and B. A. McGuire ApJL 910, L2 (2021)
	First Detection of Hydroxyl Radical Emission from an Exoplanet Atmosphere: High-dispersion Characterization of WASP-33b Using Subaru/IRD S. K. Nugroho, H. Kawahara, N. P. Gibson, E. J. W. de Mooij, T. Hirano, T. Kotani, Y. Kawashima, K. Masuda, M. Brogi, J. L. Birkby, C. A. Watson, M. Tamura, K. Zwintz, H. Harakawa, T. Kudo, M. Kuzuhara, K. Hodapp, M. Ishizuka, S. Jacobson, M. Konishi, T. Kurokawa, J. Nishikawa, M. Omiya, T. Serizawa, A. Ueda, and S. Vievard ApJL 910, L9 (2021)
	Destruction of Refractory Carbon Grains Drives the Final Stage of Protoplanetary Disk Chemistry A. D. Bosman, F. Alarcón, K. Zhang, and E. A. Bergin ApJ 910, 3 (2021)
	Thermophysical Characterization of Cyclic Frost Formation in the Subsurface and Nominal Water Activity on Comets: Case Study of 67P/Churyumov-Gerasimenko X. Hu and X. Shi ApJ 910, 10 (2021)
	FAUST. II. Discovery of a Secondary Outflow in IRAS 15398-3359: Variability in Outflow Direction during the Earliest Stage of Star Formation? Y. Okoda, Y. Oya, L. Francis, D. Johnstone, S. Inutsuka, C. Ceccarelli, C. Codella, C. Chandler, N. Sakai, Y. Aikawa, F. O. Alves, N. Balucani, E. Bianchi, M. Bouvier, P. Caselli, E. Caux, S. Charnley, S. Choudhury, M. De Simone, F. Dulieu, A. Durán, L. Evans, C. Favre, D. Fedele, S. Feng, F. Fontani, T. Hama, T. Hanawa, E. Herbst, To. Hirota, M. Imai, A. Isella, I. Jímenez-Serra, C. Kahane, B. Lefloch, L. Loinard, A. López-Sepulcre, L. T. Maud, M. J. Maureira, F. Menard, S. Mercimek, A. Miotello, G. Moellenbrock, S. Mori, N. M. Murillo, R. Nakatani, H. Nomura, Y. Oba, R. O'Donoghue, S. Ohashi, J. Ospina-Zamudio, J. E. Pineda, L. Podio, A. Rimola, T. Sakai, D. Segura-Cox, Y. Shirley, B. Svoboda, V. Taquet, L. Testi, C. Vastel, S. Viti, N. Watanabe, Y. Watanabe, A. Witze, C. Xue, Y. Zhang, B. Zhao, and S. Yamamoto ApJ 910, 11 (2021)
	Pure Rotational Spectrum of CCl⁺ O. Asvany, C. R. Markus, K. Nagamori, H. Kohguchi, J. Furuta, K. Kobayashi, S. Schlemmer, and S. Thorwirth ApJ 910, 15 (2021)
	The Perseus ALMA Chemistry Survey (PEACHES). I. The Complex Organic Molecules in Perseus Embedded Protostars Y.-L. Yang, N. Sakai, Y. Zhang, N. M. Murillo, Z. E. Zhang, A. E. Higuchi, S. Zeng, A. López-Sepulcre, S. Yamamoto, B. Lefloch, M. Bouvier, C. Ceccarelli, T. Hirota, M. Imai, Y. Oya, T. Sakai, and Y. Watanabe ApJ 910, 20 (2021)
	Scattering Polarization of 3 μm Water-ice Feature by Large Icy Grains R. Tazaki, K. Murakawa, T. Muto, M. Honda, and A. K. Inoue ApJ 910, 26 (2021)
	The Connection between Warm Carbon-chain Chemistry and Interstellar Irradiation of Star-forming Cores J. Kalvāns ApJ 910, 54 (2021)
	Computational Study of the Hydrogenation Sequence of the Phosphorous Atom on Interstellar Dust Grains G. Molpeceres and J. Kästner ApJ 910, 55 (2021)
	A New Method for Simulating Photoprocesses in Astrochemical Models E. Mullikin, H. Anderson, N. O'Hern, M. Farrah, C. R. Arumainayagam, E. F. van Dishoeck, P. A. Gerakines, A. I. Vasyunin, L. Majumdar, P. Caselli, and C. N. Shingledecker ApJ 910, 72 (2021)
	Laboratory predictions for the night-side surface ice glow of Europa M. S. Gudipati, B. L. Henderson, and F. B. Bateman Nature Astron 5, 276-282 (2021)
	A major ice component in Pluto's haze P. Lavvas, E. Lellouch, D. F. Strobel, M. A. Gurwell, A. F. Cheng, L. A. Young, and G. R. Gladstone Nature Astron 5, 289-297 (2021)
	Persistence of flare-driven atmospheric chemistry on rocky habitable zone worlds H. Chen, Z. Zhan, A. Youngblood, E. T. Wolf, A. D. Feinstein, and D. E. Horton Nature Astron 5, 298-310 (2021)
	Sulfur Molecules in Space by X-rays: A Computational Study G. Bilalbegović, A. Maksimović, L. A. Valencic, and S. Lehtola ACS Earth Space Chem 5, 436-448 (2021)
	Spectroscopic Investigation of the High-Pressure Behavior of Aliphatic Hydrocarbon: Implications for Planetary Processes A. Basu, M. Mookherjee, C. Schiffert, B. Haberl, and R. Boehler ACS Earth Space Chem 5, 449-456 (2021)
	Study of Chemical Processes Initiated by Electrical Discharge in Titan-Related Atmosphere at Laboratory Temperature and Pressure S. Chudják, Z. Kozáková, and F. Krčma ACS Earth Space Chem 5, 535-543 (2021)
	Space is the Future: Interdisciplinary Research in Astrochemistry and Planetary Science Leads to Innovations That Impact All of Chemistry S. L. Widicus Weaver and R. C. Fortenberry Acc Chem Res 54, 1309-1310 (2021)
	What It Takes to Compute Highly Accurate Rovibrational Line Lists for Use in Astrochemistry X. Huang, D. W. Schwenke, and T. J. Lee Acc Chem Res 54, 1311-1321 (2021)
	Role of Suprathermal Chemistry on the Evolution of Carbon Oxides and Organics within Interstellar and Cometary Ices B. C. Ferrari, K. Slavicinska, and C. J. Bennett Acc Chem Res 54, 1067-1079 (2021)
	Gas-phase synthesis of corannulene - a molecular building block of fullerenes L. Zhao, S. Doddipatla, R. I. Kaiser, W. Lu, O. Kostko, M. Ahmed, L. B. Tuli, A. N. Morozov, A. H. Howlader, S. F. Wnuk, A. M. Mebel, V. N. Azyazov, R. K. Mohamed, and F. R. Fischer Phys Chem Chem Phys 23, 5740-5749 (2021)
	Autodetachment dynamics of 2-naphthoxide and implications for astrophysical anion abundance E. K. Ashworth, C. S. Anstöter, J. R. R. Verlet, and J. N. Bull Phys Chem Chem Phys 23, 5817-5823 (2021)
	*Dynamics and kinetics of the Si(¹D) + H₂/D₂ reactions on a new global ab initio* potential energy surface** J. Cao, Y. Wu, H. Ma, Z. Shen, and W. Bian Phys Chem Chem Phys 23, 6141-6153 (2021)
	A computational investigation of the equilibrium geometries, energetics, vibrational frequencies, infrared intensities and Raman activities of C₂O_y (y = 3, 4) species B. C. Ferrari and C. J. Bennett Mol Phys 119, e1837404 (2021)
	Near-resonant effects in the quantum dynamics of the H + H+ 2 → H₂ + H⁺ charge transfer reaction and isotopic variants C. Sanz-Sanz, A. Aguado, and O. Roncero J Chem Phys 154, 104104 (2021)
	A Photoionization Study on the Detection of 1-Sila Glycolaldehyde (HSiOCH₂OH), 2-Sila Acetic Acid (H₃SiCOOH), and 1,2-Disila Acetaldehyde (HSiOSiH₃) S. Chandra, A. K. Eckhardt, A. M. Turner, G. Tarczay, and R. I. Kaiser Chem Eur J 27, 4939-4945 (2021)
	The Infrared Spectrum of Protonated C₇₀ J. Palotás, J. Martens, G. Berden, and J. Oomens ApJL 909, L17 (2021)
	Water on Hot Rocky Exoplanets E. S. Kite and L. Schaefer ApJL 909, L22 (2021)
	Astrochemical Significance of the P + SO Reaction: Spectroscopic Characterization of SPO, PSO, and SOP Isomers T. Trabelsi, J. M. C. Plane, and J. S. Francisco ApJ 909, 122 (2021)
	2-aminooxazole in Astrophysical Environments: IR Spectra and Destruction Cross Sections for Energetic Processing B. Maté, R. Carrasco-Herrera, V. Timón, I. Tanarro, V. J. Herrero, H. Carrascosa, G. M. Muñoz Caro, C. González-Díaz, and I. Jiménez-Serra ApJ 909, 123 (2021)
	New Bistable Solutions in Molecular Cloud Chemistry: Nitrogen and Carbon Autocatalysis G. Dufour and S. B. Charnley ApJ 909, 171 (2021)
	When is Life a Viable Hypothesis? The Case of Venusian Phosphine C. S. Cockell, S. McMahon, and J. F. Biddle Astrobio 21, 261-264 (2021)
	Influence of Calcium Perchlorate on the Search for Organics on Mars with Tetramethylammonium Hydroxide Thermochemolysis Y. He, A. Buch, C. Szopa, A. J. Williams, M. Millan, C. A. Malespin, D. P. Glavin, C. Freissinet, J. L. Eigenbrode, S. Teinturier, D. Coscia, J.-Y. Bonnet, J. C. Stern, F. Stalport, M. Guzman, N. Chaouche-Mechidal, P. Lu, R. Navarro-Gonzalez, V. Butin, J. El Bekri, H. Cottin, S. Johnson, M. Cabane, and P. R. Mahaffy Astrobio 21, 279-297 (2021)
	Non-Adiabatic Reaction Dynamics in the Gas-Phase Formation of Phosphinidenesilylene, the Isovalent Counterpart of Hydrogen Isocyanide, under Single-Collision Conditions C. He, Z. Yang, S. Doddipatla, L. Zhao, S. Goettl, R. I. Kaiser, M. X. Silva, and B. R. L. Galvão J Phys Chem Lett 12, 2489-2495 (2021)
	S₂Oq+ 2 (q = 0, 1, and 2) Molecular Systems: Characterization and Atmospheric Planetary Implications M. Hochlaf, R. Linguerri, M. Cheraki, T. Ayari, R. Ben Said, R. Feifel, and G. Chambaud J Phys Chem A 125, 1958-1971 (2021)
	The reaction of O⁺(⁴S) ions with H₂, HD, and D₂ at low temperatures: Experimental study of the isotope effect A. Kovalenko, Š. Roučka, T. D. Tran, S. Rednyk, R. Plašil, P. Dohnal, and J. Glosík J Chem Phys 154, 094301 (2021)
	Neural network potential energy surface for the low temperature ring polymer molecular dynamics of the H₂CO + OH reaction P. del Mazo-Sevillano, A. Aguado, and O. Roncero J Chem Phys 154, 094305 (2021)
	Energetics of Formation of Cyclacenes from 2,3-Didehydroacenes and Implications for Astrochemistry D. Gupta, A. Omont, and H. F. Bettinger Chem Eur J 27, 4605-4616 (2021) COVER ARTICLE
	Finding Signs of Life in Transits: High-resolution Transmission Spectra of Earth-line Planets around FGKM Host Stars L. Kaltenegger and Z. Lin ApJL 909, L2 (2021)
	Observing Carbon and Oxygen Carriers in Protoplanetary Disks at Mid-infrared Wavelengths D. E. Anderson, G. A. Blake, L. I. Cleeves, E. A. Bergin, K. Zhang, K. R. Schwarz, C. Salyk, and A. D. Bosman ApJ 909, 55 (2021)
	CO Excitation, Molecular Gas Density, and Interstellar Radiation Field in Local and High-redshift Galaxies D. Liu, E. Daddi, E. Schinnerer, T. Saito, A. Leroy, J. D. Silverman, F. Valentino, G. E. Magdis, Y. Gao, S. Jin, A. Puglisi, and B. Groves ApJ 909, 56 (2021)
	Diffuse Bands 9577 and 9633: Relations to Other Interstellar Features G. A. Galazutdinov, G. Valyavin, N. R. Ikhsanov, and J. Krełowski AJ 161, 127 (2021)
	Energetic ion irradiation of N₂O ices relevant for Solar system surfaces P. R. B. Oliveira, R. Martinez, D. Fulvio, and E. F. da Silveira MNRAS 502, 1423-1432 (2021)
	ExoMol line lists - XLI. High-temperature molecular line lists for the alkali metal hydroxides KOH and NaOH A. Owens, J. Tennyson, and S. N. Yurchenko MNRAS 502, 1128-1135 (2021)
	Charge and energy sharing in the fragmentation of astrophysically relevant carbon clusters N. F. Aguirre, S. Díaz-Tendero, P.-A. Hervieux, M. Alcamí, M. Chabot, K. Béroff, and F. Martín Theor Chem Acct 140, 22 (2021)
	Comprehensive investigation of Mars methane and organics with ExoMars/NOMAD E. W. Knutsen, G. L. Villanueva, G. Liuzzi, M. M. J. Crismani, M. J. Mumma, M. D. Smith, A. C. Vandaele, S. Aoki, I. R. Thomas, F. Daerden, S. Viscardy, J. T. Erwin, L. Trompet, L. Neary, B. Ristic, M. A. Lopez-Valverde, J. J. Lopez-Moreno, M. R.Patel, O. Karatekin, and G. Bellucci Icarus 357, 114266 (2021)
	Ethane clathrate hydrate infrared signatures for solar system remote sensing E. Dartois and F. Langlet Icarus 357, 114255 (2021)
	A physico-chemical model to study the ion density distribution in the inner coma of comet C/2016 R2 (Pan-STARRS) S. Raghuram, A. Bhardwaj, D. Hutsemékers, C. Opitom, J. Manfroid, and E. Jehin MNRAS 501, 4035-4052 (2021)

Published in February 2021
	Interactions between organic compounds and olivine under aqueous conditions: A potential role for organic distribution in carbonaceous chondrites K. Muneishi and H. Naraoka Meteor Planet Sci 56, 195-205 (2021)
	Quantification of the Role of Chemical Desorption in Molecular Clouds A. Fredon, A. K. Radchenko, and H. M. Cuppen Acc Chem Res 54, 745-753 (2021)
	Behavior of Hydroxyl Radicals on Water Ice at Low Temperatures M. Tsuge and N. Watanabe Acc Chem Res 54, 471-480 (2021)
	The Spectroscopy of C₂: A Cosmic Beacon T. W. Schmidt Acc Chem Res 54, 481-489 (2021)
	Quantum Chemical Cluster Studies of Cation-Ice Reactions for Astrochemical Applications: Seeking Experimental Confirmation D. E. Woon Acc Chem Res 54, 490-497 (2021)
	On the Synthesis of the Astronomically Elusive 1-Ethynyl-3-Silacyclopropenylidene (c-SiC₄H₂) Molecule in Circumstellar Envelopes of Carbon-rich Asymptotic Giant Branch Stars and Its Potential Role in the Formation of the Silicon Tetracarbide Chain (SiC₄) Z. Yang, S. Doddipatla, R. I. Kaiser, A. A. Nikolayev, V. N. Azyazov, and A. M. Mebel ApJL 908, L40 (2021)
	Claimed Detection of PH₃ in the Clouds of Venus Is Consistent with Mesospheric SO₂ A. P. Lincowski, V. S. Meadows, D. Crisp, A. B. Akins, E. W. Schwieterman, G. N. Arney, M. L. Wong, P. G. Steffes, M. N. Parenteau, and S. Domagal-Goldman ApJL 908, L44 (2021)
	The Contribution of Electrons to the Sputter-produced O₂ Exosphere on Europa M. R. Davis, R. M. Meier, J. F. Cooper, and M. J. Loeffler ApJL 908, L53 (2021)
	Experimental Simulation of Titan's Stratospheric Photochemistry: Benzene (C₆H₆) Ices J. Mouzay, I. Couturier-Tamburelli, N. Piétri, and T. Chiavassa J Geophys Res Planets 126, e2020JE006566 (2021)
	Vertically Resolved Magma Ocean-Protoatmosphere Evolution: H₂, H₂O, CO₂, CH₄, CO, O₂, and N₂ as Primary Absorbers T. Lichtenberg, D. J. Bower, M. Hammond, R. Boukrouche, P. Sanan, S.-M. Tsai, and R. T. Pierrehumbert J Geophys Res Planets 126, e2020JE006711 (2021)
	Lightning Generation in Moist Convective Clouds and Constraints on the Water Abundance in Jupiter Y. S. Aglyamov, J. Lunine, H. N. Becker, T. Guillot, S. G. Gibbard, S. Atreya, S. J. Bolton, S. Levin, S. T. Brown, and M. H. Wong J Geophys Res Planets 126, e2020JE006504 (2021)
	Species-dependent Response of the Martian Ionosphere to the 2018 Global Dust Event D.-D. Niu, J. Cui, S.-Q. Wu, H. Gu, Y.-T. Cao, Z.-P. Wu, X.-S. Wu, J.-H. Zhong, M.-Y. Wu, Y. Wei, and T.-L. Zhang J Geophys Res Planets 126, e2020JE006679 (2021)
	A new global potential energy surface of the SH+ 2(X⁴A″ system and quantum calculations for the S⁺ + H₂(v = 0–3, j = 0) reaction Z. Zhu, A. Zhang, D. He, and W. Li Phys Chem Chem Phys 23, 4757-4767 (2021)
	Vibrational quenching of CN^– in collisions with He and Ar B. Mant, E. Yurtsever, L. González-Sánchez, R. Wester, and F. A. Gianturco J Chem Phys 154, 084305 (2021)
	Dynamics of the isotope exchange reaction of D with H+ 3, H₂D⁺, and D₂H⁺ K. P. Bowen, P.-M. Hillenbrand, J. Liévin, D. W. Savin, and X. Urbain J Chem Phys 154, 084307 (2021)
	Growth and Morphology of Water-, Methanol-, and Ethanol-ice Dust Grains Formed in an Astrophysically Relevant Plasma Experiment K.-B. Chai ApJ 908, 130 (2021)
	Role of Polycyclic Aromatic Hydrocarbons on the Cosmic-Ray Ionization Rate in the Galaxy G. Shaw and G. J. Ferland ApJ 908, 138 (2021)
	Observational Evidence for Rotational Desorption of Complex Molecules by Radiative Torques from Orion BN/KL L. N. Tram, H. Lee, T. Hoang, J. M. Michail, D. T. Chuss, S. Nickerson, N. Rangwala, and W. T. Reach ApJ 908, 159 (2021)
	Nitrogen Dioxide Pollution as a Signature of Extraterrestrial Technology R. Kopparapu, G. Arney, J. Haqq-Misra, J. Lustig-Yaeger, and G. Villanueva ApJ 908, 164 (2021)
	High-resolution Mid-infrared Spectroscopy of GV Tau N: Surface Accretion and Detection of NH₃ in a Young Protoplanetary Disk J. R. Najita, J. S. Carr, S. D. Brittain, J. H. Lacy, M. J. Richter, and G. W. Doppmann ApJ 908, 171 (2021)
	Rapid Ortho-to-para Nuclear Spin Conversion of H2 on a Silicate Dust Surface M. Tsuge, T. Namiyoshi, K. Furuya, T. Yamazaki, A. Kouchi, and N. Watanabe ApJ 908, 234 (2021)
	Assessment of the Presence of PAHs and Hydrogenated PAHs in the Young Stellar Object Mon R2 and the Taurus Dense Cloud Toward Elias 16 J. E. Chiar, A. L. F. de Barros, A. L. Mattioda, and A. Ricca ApJ 908, 239 (2021)
	H₂SO₄ and Organosulfur Compounds in Laboratory Analogue Aerosols of Warm High-metallicity Exoplanet Atmospheres V. Vuitton, S. E. Moran, C. He, C. Wolters, L. Flandinet, F.-R. Orthous-Daunay, J. I. Moses, J. A. Valenti, N. K. Lewis, and S. M. Hörst PSJ 2, 2 (2021)
	Tropospheric Composition and Circulation of Uranus with ALMA and the VLA E. M. Molter, I. de Pater, S. Luszcz-Cook, J. Tollefson, R. J. Sault, B. Butler, and D. de Boer PSJ 2, 3 (2021)
	Compositional Study of Trans-Neptunian Objects at λ > 2.2 μm E. Fernández-Valenzuela, N. Pinilla-Alonso, J. Stansberry, J. P. Emery, W. Perkins, C. Van Laerhoven, B. J. Gladman, W. Fraser, D. Cruikshank, E. Lellouch,, T. G. M&uum;ller, W. M. Grundy, D. Trilling, Y. Fernandez, and C. Dalle Ore PSJ 2, 10 (2021)
	Quantifying the Hypervolatile Abundances in Jupiter-family Comet 46P/Wirtanen A. J. McKay, M. A. DiSanti, A. L. Cochran, B. P. Bonev, N. Dello Russo, R. J. Vervack Jr., E. Gibb, N. X. Roth, M. Saki, Y. Khan, and H. Kawakita PSJ 2, 21 (2021)
	Heavy Positive Ion Groups in Titan's Ionosphere from Cassini Plasma Spectrometer IBS Observations R. P. Haythornthwaite, A. J. Coates, G. H. Jones, A. Wellbrock, J. H. Waite, V. Vuitton, and P. Lavvas PSJ 2, 26 (2021)
	NEOWISE Observed CO and CO₂ Production Rates of 46P/Wirtanen During the 2018-2019 Apparition J. M. Bauer, A. Gicquel, E. Kramer, and K. J. Meech PSJ 2, 34 (2021)
	Experimental Simulation of the Volatile Hydrocarbons Generated by the Long-UV Photoprocessing of (C₆H₆) Ices with Relevance to Titan's Southern Stratospheric Ice Clouds J. Mouzay, K. Henry, A. Ruf, I. Couturier-Tamburelli, G. Danger, N. Piétri, and T. Chiavassa PSJ 2, 37 (2021)
	Constraining the Positive Ion Composition in Saturn's Lower Ionosphere with the Effective Recombination Coefficient J. Dreyer, E. Vigren, M. Morooka, J.-E. Wahlund, S. C. Buchert, F. L. Johansson, and J. H. Waite PSJ 2, 39 (2021)
	Reaction mechanisms of C(³P_J) and C⁺(²P_J) with benzene in the interstellar medium from quantum mechanical molecular dynamics simulations M. E. Izadi, K. M. Bal, A. Maghari, and E. C. Neyts Phys Chem Chem Phys 23, 4205-4216 (2021)
	Stability of pyruvic acid clusters upon slow electron attachment A. Pysanenko, K. Grygoryeva, J. Kočišek, R. Kumar T. P., J. Fedor, M. Ončák, and M. Fárník Phys Chem Chem Phys 23, 4317-4325 (2021)
	IR photofragmentation of the phenyl cation: spectroscopy and fragmentation pathways S. D. Wiersma, A. Candian, J. M. Bakker, G. Berden, J. R. Eyler, J. Oomens, A. G. G. M. Tielens, and A. Petrignani Phys Chem Chem Phys 23, 4334-4343 (2021)
	A spectroscopic model for the low-lying electronic states of NO Q. Qu, B. Cooper, S. N. Yurchenko, and J. Tennyson J Chem Phys 154, 074112 (2021)
	Isotope-specific reactions of acetonitrile (CH₃CN) with trapped, translationally cold CCl⁺ O. A. Krohn, K. J. Catani, J. Greenberg, S. P. Sundar, G. da Silva, and H. J. Lewandowski J Chem Phys 154, 074305 (2021)
	Space and laboratory observation of the deuterated cyanomethyl radical HDCCN C. Cabezas, Y. Endo, E. Roueff, N. Marcelino, M. Agúndez, B. Tercero, and J. Cernicharo A&A 646, L1 (2021)
	Space and laboratory discovery of HC₃S⁺ J. Cernicharo, C. Cabezas, Y. Endo, N. Marcelino, M. Agúndez, B. Tercero, J. D. Gallego, and P. de Vicente A&A 646, L3 (2021)
	Discovery of the acetyl cation, CH₃CO⁺, in space and in the laboratory J. Cernicharo, C. Cabezas, S. Bailleux, L. Margulès, R. Motiyenko, L. Zou, Y. Endo, C. Bermúdez, M. Agúndez, N. Marcelino, B. Lefloch, B. Tercero, and P. de Vicente A&A 646, L7 (2021)
	A study of C₄H₃N isomers in TMC-1: Line by line detection of HCCCH₂CN N. Marcelino, B. Tercero, M. Agúndez, and J. Cernicharo A&A 646, L9 (2021)
	Detection of H₂O and OH in z > 3 hot dust-obscured galaxies F. Stanley, K. K. Knudsen, S. Aalto, L. Fan, N. Falstad, and E. Humphreys A&A 646, A178 (2021)
	Chemically tracing the water snowline in protoplanetary disks with HCO⁺ M. Leemker, M. L. R. van't Hoff, L. Trapman, M. L. van Gelder, M. R. Hogerheijde, D. Ruiacute;z-Rodriacute;guez, and E. F. van Dishoeck A&A 646, A3(2021)
	Gas phase Elemental abundances in Molecular cloudS (GEMS) - III. Unlocking the CS chemistry: the CS+O reaction N. Bulut, O. Roncero, A. Aguado, J.-C. Loison, D. Navarro-Almaida, V. Wakelam, A. Fuente, E. Roueff, R. Le Gal, P. Caselli, M. Gerin, K. M. Hickson, S. Spezzano, P. Riviére-Marichalar, T. Alonso-Albi, R. Bachiller, I. Jiménez-Serra, C. Kramer, B. Tercero, M. Rodriguez-Baras, S. García-Burillo, J. R. Goicoechea, S. P. Treviño-Morales, G. Esplugues, S. Cazaux, B. Commercon, J. Laas, J. Kirk, V. Lattanzi, R. Martín-Doménech, G. Muñoz-Caro, J. Pineda, D. Ward-Thompson, M. Tafalla, N. Marcelino, J. Malinen, R. Friesen, B. M. Giuliano, M. Agúndez, and A. Hacar A&A 646, A5 (2021)
	Tracing molecular stratification within an edge-on protoplanetary disk D. Ruíz-Rodríguez, J. Kastner, P. Hily-Blant, and T. Forveille A&A 646, A59 (2021)
	Resolved molecular line observations reveal an inherited molecular layer in the young disk around TMC1A D. Harsono, M. H. D. van der Wiel, P. Bjerkeli, J. P. Ramsey, H. Calcutt, L. E. Kristensen, and J. K. Jørgensen A&A 646, A72 (2021)
	Characterizing the line emission from molecular clouds - Stratified random sampling of the Perseus cloud M. Tafalla, A. Usero, and A. Hacar A&A 646, A97 (2021)
	Revisiting the OH + H₂ → H₂O + H reaction at the molecular level: the plausible catalytic role of ice in its own reconstruction P. Redondo, F. Pauzat, A. Markovits, and Y. Ellinger A&A 646, A163 (2021)
	Physical and chemical structure of the Serpens filament: Fast formation and gravity-driven accretion Y. Gong, A. Belloche, F. J. Du, K. M. Menten, C. Henkel, G. X. Li, F. Wyrowski, and R. Q. Mao A&A 646, A170 (2021)
	1D atmospheric study of the temperate sub-Neptune K2-18b D. Blain, B. Charnay, and B. Bézard A&A 646, A15 (2021)
	Evidence for chromium hydride in the atmosphere of hot Jupiter WASP-31b M. Braam, F. F. S. van der Tak, K. L. Chubb, and M. Min A&A 646, A17 (2021)
	Coexistence of CH₄, CO₂, and H₂O in exoplanet atmospheres P. Woitke, O. Herbort, C. Helling, E. Stüeken, M. Dominik, P. Barth, and D. Samra A&A 646, A43 (2021)
	ESPRESSO high-resolution transmission spectroscopy of WASP-76 b H. M. Tabernero, M. R. Zapatero Osorio, R. Allart, F. Borsa, N. Casasayas-Barris, O. Demangeon, D. Ehrenreich, J. Lillo-Box, C. Lovis, E. Pallé, S. G. Sousa, R. Rebolo, N. C. Santos, F. Pepe, S. Cristiani, V. Adibekyan, C. Allende Prieto, Y. Alibert, S. C. C. Barros, F. Bouchy, V. Bourrier, V. D'Odorico, X. Dumusque, J. P. Faria, P. Figueira, R. Génova Santos, J. I. González Hernández, S. Hojjatpanah, G. Lo Curto, B. Lavie, C. J. A. P. Martins, J. H. C. Martins, A. Mehner, G. Micela, P. Molaro, N. J. Nunes, E. Poretti, J. V. Seidel, A. Sozzetti, A. Suárez Mascareño, S. Udry, M. Aliverti, M. Affolter, D. Alves, M. Amate, G. Avila, T. Bandy, W. Benz, A. Bianco, C. Broeg, A. Cabral, P. Conconi, J. Coelho, C. Cumani, S. Deiries, H. Dekker, B. Delabre, A. Fragoso, M. Genoni, L. Genolet, I. Hughes, J. Knudstrup, F. Kerber, M. Landoni, J. L. Lizon, C. Maire, A. Manescau, P. Di Marcantonio, D. Mégevand, M. Monteiro, M. Monteiro, M. Moschetti, E. Mueller, A. Modigliani, L. Oggioni, A. Oliveira, G. Pariani, L. Pasquini, J. L. Rasilla, E. Redaelli, M. Riva, S. Santana-Tschudi, P. Santin, P. Santos, A. Segovia, D. Sosnowska, P. Spanò, F. Tenegi, O. Iwert, A. Zanutta, and F. Zerbi A&A 646, A158 (2021)
	The ExoMolOP database: Cross sections and k-tables for molecules of interest in high-temperature exoplanet atmospheres K. L. Chubb, M. Rocchetto, S. N. Yurchenko, M. Min, I. Waldmann, J. K. Barstow, P. Mollière, A. F. Al-Refaie, M. W. Phillips, and J. Tennyson A&A 646, A21 (2021)
	Vacuum ultraviolet photoabsorption spectroscopy of space-related ices: formation and destruction of solid carbonic acid upon 1 keV electron irradiation S. Ioppolo, Z. Kaňuchová, R. L. James, A. Dawes, A. Ryabov, J. Dezalay, N. C. Jones, S. V. Hoffmann, N. J. Mason, and G. Strazzulla A&A 646, A172 (2021)
	The 1.66 μm spectrum of the ethynyl radical, CCH E. C. Gross, A. T. Le, G. E. Hall, and T. J. Searsa J Mol Spectrosc 376, 111404 (2021)
	Fourier transform infrared (FTIR) spectroscopy of formaldoxime (CH₂NOH) in the 450-3800 cm^–1 region and its ν₉ band Q. Y. Wu and T. L. Tan J Mol Spectrosc 376, 111417 (2021)
	Heterogeneous Physical Chemistry in the Atmospheres of Earth, Mars, and Venus: Perspectives for Rocky Exoplanets J. Lasne ACS Earth Space Chem 5, 149-162 (2021)
	The Helicenes: Potential Carriers of Diffuse Interstellar Bands J. O. Oña-Ruales, Y. Ruiz-Morales, and F. Alvarez-Ramírez ACS Earth Space Chem 5, 381-390 (2021)
	Electron-Induced Processing of Methanol Ice F. Schmidt, P. Swiderek, and J. H. Bredehöft ACS Earth Space Chem 5, 391-408 (2021)
	Discovery of Interstellar trans-cyanovinylacetylene (HC≡CCH=CHC≡N) and vinylcyanoacetylene (H₂C=CHC₃N) in GOTHAM Observations of TMC-1 K. L. K. Lee, R. A. Loomis, A. M. Burkhardt, I. R. Cooke, C. Xue, M. A. Siebert, C. N. Shingledecker, A. Remijan, S. B. Charnley, M. C. McCarthy, and B. A. McGuire ApJL 908, L11 (2021)
	Imaging Titan's Organic Haze at Atomic Scale F. Schulz, J. Maillard, K. Kaiser, I. Schmitz-Afonso, T. Gautier, C. Afonso, N. Carrasco, and L. Gross ApJL 908, L13 (2021)
	Lyα Irradiation of Superhydrogenated Coronene Films: Implications for H₂ Formation V. Mennella, T. Suhasaria, L. Hornekær, J. D. Thrower, and G. Mulas ApJL 908, L18 (2021)
	The TW Hya Rosetta Stone Project. III. Resolving the Gaseous Thermal Profile of the Disk J. K. Calahan, E. Bergin, K. Zhang, R. Teague, I. Cleeves, J. Bergner, G. A. Blake, P. Cazzoletti, V. Guzmán, M. R. Hogerheijde, J. Huang, M. Kama, R. Loomis, K. Ouml;berg, C. Qi, E. F. van Dishoeck, J. Terwisscha van Scheltinga, C. Walsh, and D. Wilner ApJ* 908, 8 (2021)
	The Formation of Carbonaceous Material in the Early Solar Nebula: The Role of Metal Dusting F. T. Ferguson, N. M. Johnson, N. Abreu, and J. A. Nuth ApJ 908, 48 (2021)
	Probing the Cold Deep Depths of the California Molecular Cloud: The Icy Relationship between CO and Dust J. A. Lewis, C. J. Lada, J. Bieging, A. Kazarians, J. Alves, and M. Lombardi ApJ 908, 76 (2021)
	Modeling Nitrogen Fractionation in the Protoplanetary Disk around TW Hya: Model Constraints on Grain Population and Carbon-to-oxygen Elemental Abundance Ratio S. Lee, H. Nomura, K. Furuya, and J.-E. Lee ApJ 908, 82 (2021)
	Carbon Chain Chemistry in Hot-core Regions around Three Massive Young Stellar Objects Associated with 6.7 GHz Methanol Masers K. Taniguchi, E. Herbst, L. Majumdar, P. Caselli, J. C. Tan, Z.-Y. Li, T. Shimoikura, K. Dobashi, F. Nakamura, and M. Saito ApJ 908, 100 (2021)
	Physical and Chemical Structure of the Disk and Envelope of the Class 0/I Protostar L1527 L. Flores-Rivera, S. Terebey, K. Willacy, A. Isella, N. Turner, and M. Flock ApJ 908, 108 (2021)
	Complex Organic Matter Synthesis on Siloxyl Radicals in the Presence of CO M. Fioroni and N. J. DeYonker Front Chem 8, 621898 (2021).
	Molecular water detected on the sunlit Moon by SOFIA C. I. Honniball, P. G. Lucey, S. Li, S. Shenoy, T. M. Orlando, C. A. Hibbitts, D. M. Hurley, and W. M. Farrell Nature Astron 5, 121-127 (2021) WATER DETECTED ON THE MOON
	Interstellar detection of the highly polar five-membered ring cyanocyclopentadiene M. C. McCarthy, K. L. K. Lee, R. A. Loomis, A. M. Burkhardt, C. N. Shingledecker, S. B. Charnley, M. A. Cordiner, E. Herbst, S. Kalenskii, E. R. Willis, C. Xue, A. J. Remijan, and B. A. McGuire Nature Astron 5, 176-180 (2021)
	Ubiquitous aromatic carbon chemistry at the earliest stages of star formation A. M. Burkhardt, R. A. Loomis, C. N. Shingledecker, K. L. K. Lee, A. J. Remijan, M. C. McCarthy, and B. A. McGuire Nature Astron 5, 181-187 (2021)
	An investigation of spectral line stacking techniques and application to the detection of HC₁₁N R. A. Loomis, A. M. Burkhardt, C. N. Shingledecker, S. B. Charnley, M. A. Cordiner, E. Herbst, S. Kalenskii, K. L. K. Lee, E. R. Willis, C. Xue, A. J. Remijan, M. C. McCarthy, and B. A. McGuire Nature Astron 5, 188-196 (2021)
	A non-energetic mechanism for glycine formation in the interstellar medium S. Ioppolo, G. Fedoseev, K.-J. Chuang, H. M. Cuppen, A. R. Clements, M. Jin, R. T. Garrod, D. Qasim, V. Kofman, E. F. van Dishoeck, and H. Linnartz Nature Astron 5, 197-205 (2021)
	A Survey of Three Isotopologues of CO in Molecular Clouds in the CMa OB1 Complex Z. Lin, Y. Sun, Y. Xu, J. Yang, and Y. Li ApJS 252, 20 (2021)
	Collision-Induced Rotational Excitation of CO₂ by N(⁴S) Atoms: A New Ab Initio Potential Energy Surface and Scattering Calculations H. Xie, H. Zhang, and X. Cheng J Phys Chem A 125, 1134-1141 (2021)
	Pickup and reactions of molecules on clusters relevant for atmospheric and interstellar processes M. Fárník, J. Fedor, J. Kočišek, J. Lengyel, E. Pluhařová, V. Poterya, and A. Pysanenko Phys Chem Chem Phys 23, 3195-3213 (2021)
	Energetics and kinetics of various cyano radical hydrogen abstractions A. D. Burke, M. C. Bowman, J. M. Turney, and H. F. Schaefer III Phys Chem Chem Phys 23, 3389-3400 (2021)
	Quantum and quasiclassical dynamical simulations for the Ar₂H⁺ on a new global analytical potential energy surface D. Koner J Chem Phys 154, 054303 (2021)
	In search of phosphorus in astronomical environments: The reaction between the CP radical (X²Σ⁺) and methanimine S. Alessandrini, F. Tonolo, and C. Puzzarini J Chem Phys 154, 054306 (2021)
	Molecular Dynamics Simulations of Dielectric Breakdown of Lunar Regolith: Implications for Water Ice Formation on Lunar Surface Z. Huang, K. Nomura, A. Nakano, and J. Wang Geophys Res Lett 48, e2020GL091681 (2021)
	Transient Formation of C₂ and CN in the Near-maximum Phase of Nova Cas 2020(=V1391 Cas) M. Fujii, A. Arai, and H. Kawakita ApJ 907, 70 (2021)
	Identification of Methyl Isocyanate and Other Complex Organic Molecules in a Hot Molecular Core, G31.41+0.31 P. Gorai, A. Das, T. Shimonishi, D. Sahu, S. K. Mondal, B. Bhat, and S. K. Chakrabarti ApJ 907, 108 (2021)
	Collisional excitation of C⁺(²P) spin-orbit levels by molecular hydrogen revisited J. Kłos, P. J. Dagdigian, and F. Lique MNRASL 501, L38-L42 (2021)
	Refined Telluric Absorption Correction for Low-resolution Ground-based Spectroscopy: Resolution and Radial Velocity Effects in the O₂ A-band for Exoplanets and K I Emission Lines S. Kimeswenger, M. Rainer, N. Przybilla, and W. Kausch AJ 161, 66 (2021)
	Near-Infrared Spectra of High-Density Crystalline H₂O Ices II, IV, V, VI, IX, and XII C. M. Tonauer, E.-M. Köck, T. M. Gasser, V. Fuentes-Landete, R. Henn, S. Mayr, C. G. Kirchler, C. W. Huck, and T. Loerting J Phys Chem A 125, 1062-1068 (2021) COVER ARTICLE
	A quantum mechanical study of the astrophysically important reaction Li + HD⁺ (v = 0,1, j = 0): the effect of reagent vibrational and translational excitation on the angular distributions of LiH and LiD H. Wu, Z. Duan, T. Md Islam, and G. Chen Mol Phys 119, e1861352 (2021)
	Non-adiabatic coupling as a frictional force in (He, H, H)⁺ dynamics and the formation of HeH₂⁺ S. Ravi, S. Mukherjee, B. Mukherjee, S. Adhikari, N. Sathyamurthy, and M. Baer Mol Phys 119, e1811907 (2021)
	Complications in the ALMA Detection of Phosphine at Venus A. B. Akins, A. P. Lincowski, V. S. Meadows, and P. G. Steffes ApJL 907, L27 (2021)
	Sulfur Ice Astrochemistry: A Review of Laboratory Studies D. V. Mifsud, Z. Kaňuchová, P. Herczku, S. Ioppolo, Z. Juhász, S. T. S. Kovács, N. J. Mason, R. W. McCullough, and B. Sulik Space Sci Rev 217, 14 (2021)
	Quantum chemical study on the formation of isopropyl cyanide and its linear isomer in the interstellar medium K. K. Singh, P. Tandon, A. Misra, Shivani, M. Yadav, and A. Ahmad Int J Astrobio 20, 62-72 (2021)
	A survey of CH₂DOH towards starless and pre-stellar cores in the Taurus molecular cloud H. E. Ambrose, Y. L. Shirley, and S. Scibelli MNRAS 501, 347-355 (2021)
	Chemical modelling of dust-gas chemistry within AGB outflows - III. Photoprocessing of the ice and return to the ISM M. Van de Sande, C. Walsh, and T. J. Millar MNRAS 501, 491-506 (2021)
	Influence of a quasi-molecular mechanism of recombination on the formation of hydrogen in the early Universe T. Kereselidze, I. Noselidze, and J. F. Ogilvie MNRAS 501, 1160-1167 (2021)
	Chemical mechanism for the decomposition of CH₃NH₂ and implications to interstellar glycine D. N. de Jesus, J. M. B. A. da Silva, T. N. Tejero, G. de Souza Machado, N. F. Xavier, Jr., and G. F. Bauerfeldt MNRAS 501, 1202-1214 (2021)
	Species cycling and the enhancement of ammonia in pre-stellar cores A. A. von Procházka and T. J. Millar MNRAS 501, 1228-1242 (2021)
	Tackling the FeO orange band puzzle in meteor and airglow spectra through combined astronomical and laboratory studies A. M. Popov, A. A. Berezhnoy, J. Borovička, T. A. Labutin, S. M. Zaytsev, and A. V. Stolyarov MNRAS 500, 4296-4306 (2021)
	Prestellar grain-surface origins of deuterated methanol in comet 67P/Churyumov-Gerasimenko M. N. Drozdovskaya, I. R. H. G. Schroeder I, M. Rubin, K. Altwegg, E. F. van Dishoeck, B. M. Kulterer, J. De Keyser, S. A. Fuselier, and M. Combi MNRAS 500, 4901-4920 (2021)
	Water ice deposition and growth in molecular clouds J. M. C. Rawlings and D. A. Williams MNRAS 500, 5117-5128 (2021)

Published in January 2021
	Anharmonic Vibrational Frequencies and Spectroscopic Constants for the Detection of Ethynol in Space J. D. Dallas, B. R. Westbrook and R. C. Fortenberry Front Astron Space Sci 8, 626407 (2021)
	The statistical reliability of 267 GHz JCMT observations of Venus: No significant evidence for phosphine absorption M. A. Thompson MNRAS 501, L18-L22 (2021)
	Rovibrational Quantum Chemical Treatment of Inorganic and Organometallic Astrochemicals R. C. Fortenberry and N. J. DeYonker Acc Chem Res 54, 271-279 (2021)
	Laboratory Studies of Astronomical Ices: Reaction Chemistry and Spectroscopy C. K. Materese, P. A. Gerakines, and R. L. Hudson Acc Chem Res 54, 280-290 (2021)
	Possible detection of hydrazine on Saturn's moon Rhea M. Elowitz, B. Sivaraman, A. Hendrix, J.-I. Lo, S.-L. Chou, B.-M. Cheng, B. N. Raja Sekhar, and N. J. Mason Sci Ad 7, eaba5749 (2021)
	Extraterrestrial amino acids and L-enantiomeric excesses in the CM2 carbonaceous chondrites Aguas Zarcas and Murchison D. P. Glavin, J. E. Elsila, H. L. McLain, J. C. Aponte, E. T. Parker, J. P. Dworkin, D. H. Hill, H. C. Connolly Jr., and D. S. Lauretta Meteor Planet Sci 56, 148-173 (2021)
	Zonal Features in the Behavior of Weak Molecular Absorption Bands on Jupiter V. D. Vdovichenko, A. M. Karimov, G. A. Kirienko, P. G. Lysenko, V. G. Tejfel', V. A. Filippov, G. A. Kharitonova, and A. P. Khozhenets Solar Sys Res 55, 35-46 (2021)
	Phosphine in Venus' atmosphere: Detection attempts and upper limits above the cloud top assessed from the SOIR/VEx spectra L. Trompet, S. Robert, A. Mahieux, F. Schmidt, J. Erwin, and A. C. Vandaele A&A 645, L4 (2021)
	C¹⁸O, ¹³CO, and ¹²CO abundances and excitation temperatures in the Orion B molecular cloud - Analysis of the achievable precision in modeling spectral lines within the approximation of the local thermodynamic equilibrium A. Roueff, M. Gerin, P. Gratier, F. Levrier, J. Pety, M. Gaudel, J. R. Goicoechea, J. H. Orkisz, V. de Souza Magalhaes, M. Vono, S. Bardeau, E. Bron, J. Chanussot, P. Chainais, V. V. Guzman, A. Hughes, J. Kainulainen, D. Languignon, J. Le Bourlot, F. Le Petit, H. S. Liszt, A. Marchal, M.-A. Miville-Deschênes, N. Peretto, E. Roueff, and A. Sievers A&A 645, A26 (2021)
	Quantitative inference of the H₂ column densities from 3 mm molecular emission: case study towards Orion B P. Gratier, J. Pety, E. Bron, A. Roueff, J. H. Orkisz, M. Gerin, V. de Souza Magalhaes, M. Gaudel, M. Vono, S. Bardeau, J. Chanussot, P. Chainais, J. R. Goicoechea, V. V. Guzmán, A. Hughes, J. Kainulainen, D. Languignon, J. Le Bourlot, F. Le Petit, F. Levrier, H. Liszt, N. Peretto, E. Roueff, and A. Sievers A&A 645, A27 (2021)
	Tracers of the ionization fraction in dense and translucent gas - I. Automated exploitation of massive astrochemical model grids E. Bron, E. Roueff, M. Gerin, J. Pety, P. Gratier, F. Le Petit, V. Guzman, J. H. Orkisz, V. de Souza Magalhaes, M. Gaudel, M. Vono, S. Bardeau, P. Chainais, J. R. Goicoechea, A. Hughes, J. Kainulainen, D. Languignon, J. Le Bourlot, F. Levrier, H. Liszt, K. Öberg, N. Peretto, A. Roueff, and A. Sievers A&A 645, A28 (2021)
	The ALMA-PILS survey: first detection of the unsaturated 3-carbon molecules Propenal (C₂H₃CHO) and Propylene (C₃H₆) towards IRAS 16293-2422 B S. Manigand, A. Coutens, J.-C. Loison, V. Wakelam, H. Calcutt, H. S. P. Müller, J. K. Jørgensen, V. Taquet, S. F. Wampfler, T. L. Bourke, B. M. Kulterer, E. F. van Dishoeck, M. N. Drozdovskaya, and N. F. W. Ligterink A&A 645, A53 (2021)
	Seeds of Life in Space (SOLIS) - XI. First measurement of nitrogen fractionation in shocked clumps of the L1157 protostellar outflow M. Benedettini, S. Viti, C. Codella, C. Ceccarelli, R. Neri, A. López-Sepulcre, E. Bianchi, G. Busquet, P. Caselli, F. Fontani, B. Lefloch, L. Podio, S. Spezzano, and C. Vastel A&A 645, A91 (2021)
	ALMA chemical survey of disk-outflow sources in Taurus (ALMA-DOT) - V. Sample, overview, and demography of disk molecular emission A. Garufi, L. Podio, C. Codella, D. Fedele, E. Bianchi, C. Favre, F. Bacciotti, C. Ceccarelli, S. Mercimek, K. Rygl, R. Teague, and L. Testi A&A 645, A145 (2021)
	Is TiO emission present in the ultra-hot Jupiter WASP-33b? A reassessment using the improved ExoMol TOTO line list D. B. Serindag, S. K. Nugroho, P. Mollière, E. J. W. de Mooij, N. P. Gibson, and I. A. G. Snellen A&A 645, A90 (2021)
	CF⁺ excitation in the interstellar medium B. Desrousseaux, F. Lique, J. R. Goicoechea, E. Quintas-Sánchez, and R. Dawes A&A 645, A8 (2021)
	Comprehensive rotational study and astronomical search for cyclopropanecarboxaldehyde C. Cabezas, E. M. Neeman, B. Tercero, C. Bermúdez, and J. Cernicharo A&A 645, A175 (2021)
	High-Resolution Rotational Spectroscopy and Interstellar Search for Isopropyl Isothiocyanate Y. Xu, J. Zhang, W. Li, J. Li, and G. Feng ACS Earth Space Chem 5, 33-39 (2021)
	Hydrogen Abstraction of Acetic Acid by Hydrogen Atom to Form Carboxymethyl Radical •CH₂C(O)OH in Solid para-Hydrogen and Its Implication in Astrochemistry P. R. Joshi, K. C.-Y. How, and Y.-P. Lee ACS Earth Space Chem 5, 106-117 (2021)
	Charge Transfer Processes for H + H₂⁺ Reaction Employing Coupled 3D Wavepacket Approach on Beyond Born-Oppenheimer Based Ab Initio Constructed Diabatic Potential Energy Surfaces S. Ghosh, T. Sahoo, M. Baer, and S. Adhikari J Phys Chem A 125, 731-745 (2021)
	Reinterpreting the vibrational structure in the electronic spectrum of the propargyl cation (H₂C₃H⁺) using an efficient and accurate quantum model Z. Ouyang and C. Xie J Chem Phys 154, 044308 (2021)
	ALMA Observation of SO₂ Gas Originating from Io's Volcanic Plume and Lava Areas R. Koga, T. Suzuki, F. Tsuchiya, T. Sakanoi, and Y. Hirahara ApJL 907, L6 (2021)
	The First Mid-infrared Detection of HNC in the Interstellar Medium: Probing the Extreme Environment toward the Orion Hot Core S. Nickerson, N. Rangwala, S. W. J. Colgan, C. DeWitt, X. Huang, K. Acharyya, M. Drozdovskaya, R. C. Fortenberry, E. Herbst, and T. J. Lee ApJ 907, 51 (2021)
	Gas phase formation of carbon cluster (fullerenes and graphenes)/prebiotic sugar complexes D. Zhang, Y. Yang, X. Hu, and J. Zhen Phys Chem Chem Phys 23, 1424-1436 (2021)
	Photodissociation branching ratios for several absorption bands of ¹²C¹⁶O from 108,500 to 109,220 cm^–1 X. Chi, P. Jiang, Q. Zhu, M. Cheng, and H. Gao Mol Phys 119, e1718228 (2021)
	Characterisation of the state and its interaction with the b³Σ⁺, v = 0 state in aluminium monofluoride M. Doppelbauer, N. Walter, S. Hofsäss, S. Marx, H. C. Schewe, S. Kray, J. Pérez-Ríos, B. G. Sartakov, S. Truppe, and G. Meijer Mol Phys 119, e1810351 (2021)
	High-resolution infrared spectroscopy of naphthalene and acenaphthene dimers A. K. Lemmens, P. Chopra, D. Garg, A. L. Steber, M. Schnell, W. J. Buma, and A. M. Rijs Mol Phys 119, e1811908 (2021)
	HDCO radical dissociation thresholds by velocity map imaging C. D. Foley, G. A. Cooper, J. Tu, M. Harmata, and A. G. Suits Mol Phys 119, e1811908 (2021)
	Velocity map imaging studies of the photodissociation of CS₂ by two-photon excitation at around 303-315 nm Z. Li, M. Zhao, T. Xie, Y. Chang, Z. Luo, Z. Chen, X. Wang, K. Yuan, and X. Yang Mol Phys 119, e1813911 (2021)
	Charge transfer dynamics in Ar⁺ + CO T. Michaelsen,T. Gstir, B. Bastian, E. Carrascosa, A. Ayasli, J. Meyer, and R. Wester Mol Phys 119, e1815885 (2021)
	High-resolution anion photoelectron spectroscopy of cryogenically cooled 4-atom silicon carbides M. C. Babin, M. DeWitt, M. L. Weichman, J. A. DeVine, and D. M. Neumark Mol Phys 119, e1817596 (2021)
	Characterisation of the first electronically excited state of protonated acetylene C₂H₃⁺ by coincident imaging photoelectron spectroscopy G. A. Garcia, J.-C. Loison, F. Holzmeier, B. Gans, C. Alcaraz, L. Nahon, X. Wu, X. Zhou, A. Bodi, and P. Hemberger Mol Phys 119, e1825851 (2021)
	Fine-structure resolved rovibrational transitions for SO + H₂ collisions T. J. Price, R. C. Forrey, B. Yang, and P. C. Stancil J Chem Phys 154, 034301 (2021)
	Collisional excitation of interstellar PN by H₂: New interaction potential and scattering calculations B. Desrousseaux, E. Quintas-Sánchez, R. Dawes, S. Marinakis, and F. Lique J Chem Phys 154, 034304 (2021)
	On the formation of van der Waals complexes through three-body recombination M. Mirahmadi and J. Pérez-Ríos J Chem Phys 154, 034305 (2021)
	The TW Hya Rosetta Stone Project. II. Spatially Resolved Emission of Formaldehyde Hints at Low-temperature Gas-phase Formation J. Terwisscha van Scheltinga, M. R. Hogerheijde, L. I. Cleeves, R. A. Loomis, C. Walsh, K. I. Öberg, E. A. Bergin, J. B. Bergner, G. A. Blake, J. K. Calahan, P. Cazzoletti, E. F. van Dishoeck, V. V. Guzmán, J. Huang, M. Kama, C. Qi, R. Teague, and D. J. Wilner ApJ 906, 111 (2021)
	Reactive Rate Constants for the C⁺ + H₂(v = 0, 1) Reaction: An Accurate State-to-state Quantum Dynamical Study H. Wu, Z. Duan, and X. He ApJ 906, 117 (2021)
	Sodium isocyanide-Helium potential energy surface and astrophysical applications C. Gharbi, Y. Ajili, D. Ben Abdallah, and M. Hochlaf Theor Chem Acc 140, 10 (2021)
	Dust/ice mixing in cold regions and solid-state water in the diffuse interstellar medium A. Potapov, J. Bouwman, C. Jäger, and T. Henning Nature Astron 5, 78-85 (2021)
	Laboratory Study of the Cameron Bands, the First Negative Bands, and Fourth Positive Bands in the Middle Ultraviolet 180-280 nm by Electron Impact Upon CO R. A. Lee, J. M. Ajello, C. P. Malone, J. S. Evans, V. Veibell, G. M. Holsclaw, W. E. McClintock, A. C. Hoskins, S. Jain, J.-C. Gérard, and N. M. Schneider J Geophys Res Planets 126, e2020JE006602 (2021)
	OH Evolution in Molecular Clouds N. Tang, D. Li, N. Yue, P. Zuo, T. Liu, G. Luo, L. Chen, S.-L. Qin, Y. Wu, and . Heiles ApJS 252, 1 (2021)
	Gas-Phase Formation of C₅H₆ Isomers via the Crossed Molecular Beam Reaction of the Methylidyne Radical (CH; X²Π) with 1,2-Butadiene (CH₃CHCCH₂; X¹A') C. He, A. A. Nikolayev, L. Zhao, A. M. Thomas, S. Doddipatla, G. R. Galimova, V. N. Azyazov, A. M. Mebel, and R. I. Kaiser J Phys Chem A 125, 126-138 (2021)
	CH₃O Radical Binding on Hexagonal Water Ice and Amorphous Solid Water W. M. C. Sameera, B. Senevirathne, S. Andersson, M. Al-lbadi, H. Hidaka, A. Kouchi, G. Nyman, and N. Watanabe J Phys Chem A 125, 387-393 (2021)
	Astrochemistry and compositions of planetary systems K. I. Öberg and E. A. Bergin Phys Rep 893, 1-48 (2021)
	Low-temperature gas-phase formation of indene in the interstellar medium S. Doddipatla, G. R. Galimova, H. Wei, A. M. Thomas, C. He, Z. Yang, A. N. Morozov, C. N. Shingledecker, A. M. Mebel, and R. I. Kaiser Sci Adv 7, eabd4044 (2021)
	An accurate full-dimensional potential energy surface for the reaction OH + SO → H + SO₂ J. Qin and J. Li Phys Chem Chem Phys 23, 487-497 (2021)
	The Formation of Glycolonitrile (HOCH₂CN) from Reactions of C⁺ with HCN and HNC on Icy Grain Mantles D. E. Woon ApJ 906, 20 (2021)
	Silicon and Hydrogen Chemistry under Laboratory Conditions Mimicking the Atmosphere of Evolved Stars M. Accolla, G. Santoro, P. Merino, L. Martínez, G. Tajuelo-Castilla, L. Vázquez, J. M. Sobrado, M. Agúndez, M. Jiménez-Redondo, V. J. Herrero, I. Tanarro, J. Cernicharo, and J. Á. Martín-Gago ApJ 906, 44 (2021)
	Detection of PO in Orion-KL: Phosphorus Chemistry in the Plateau Outflow J. J. Bernal, L. A. Koelemay, and L. M. Ziury ApJ 906, 55 (2021)
	SOLEIL and ALMA views on prototypical organic nitriles: C₂H₅CN C. P.Endres, M.-A. Martin-Drumel, O. Zingsheim, L. Bonah, O. Pirali, T. Zhang, Á. Sánchez-Monge, T. Möller, N. Wehres, P. Schilke, M. C.McCarthy, S. Schlemmer, P. Caselli, and S. Thorwirth J Mol Spectrosc 375, 111392 (2021)
	A Significant Increase in Detection of High-resolution Emission Spectra Using a Three-dimensional Atmospheric Model of a Hot Jupiter H. Beltz, E. Rauscher, M. Brogi, and E. M.-R. Kempton AJ 161, 1 (2021)
	Transmission Spectroscopy for the Warm Sub-Neptune HD 3167c: Evidence for Molecular Absorption and a Possible High-metallicity Atmosphere T. Mikal-Evans, I. J. M. Crossfield, B. Benneke, L. Kreidberg, J. Moses, C. V. Morley, D. Thorngren, P. Mollièare, K. K. Hardegree-Ullman, J. Brewer, J. L. Christiansen, D. R. Ciardi, D. Dragomir, C. Dressing, J. J. Fortney, V. Gorjian, T. P. Greene, L. A. Hirsch, A. W. Howard, S. B. Howell, H. Isaacson, M. R. Kosiarek, J. Krick, J. H. Livingston, J. D. Lothringer, F. Y. Morales, E. A Petigura, J. E. Schlieder, and M. Werner AJ 161, 18 (2021)
	ARES IV: Probing the Atmospheres of the Two Warm Small Planets HD 106315c and HD 3167c with the HST/WFC3 Camera G. Guilluy, A. Gressier, S. Wright, A. Santerne, A. Y. Jaziri, B. Edwards, Q. Changeat, D. Modirrousta-Galian, N. Skaf, A. Al-Refaie, R. Baeyens, M. F. Bieger, D. Blain, F. Kiefer, M. Morvan, L. V. Mugnai, W. Pluriel, M. Poveda, T. Zingales, N. Whiteford, K. H. Yip, B. Charnay, J. Leconte, P. Drossart, A. Sozzetti, E. Marcq, A. Tsiaras, O. Venot, I. Waldmann, and J.-P. Beaulieu AJ 161, 19 (2021)
	*A new six-dimensional ab initio* potential energy surface and rovibrational spectra for the Ne-H₂S complex** X. Pei, Y. Peng, and H. Zhu Chem Phys Lett 763, 138156 (2021)
	Accurate MRCI study of the low-lying electronic states of the AlS molecule Z. Zhu and M. Wu Comp Theor Chem 1195, 113097 (2021)
	The formation of H₂O and Si-OH by H₂⁺ irradiation in major minerals of carbonaceous chondrites Y. Nakauchi, M. Abe, M. Ohtake, T. Matsumoto, A. Tsuchiyama, K. Kitazato, K. Yasuda, K. Suzuki, and Y. Nakata Icarus 355, 114140 (2021)
	Turbulent dissipation, CH⁺ abundance, H₂ line luminosities, and polarization in the cold neutral medium E. R. Moseley, B. T. Draine, K. Tomida, and J. M. Stone MNRAS 500, 3290-3308 (2021)
	The role of radiolysis in the modelling of C₂H₄O₂ isomers and dimethyl ether in cold dark clouds A. Paulive, C. N. Shingledecker, and E. Herbst MNRAS 500, 3414-3424 (2021)
	Abundance measurements of H₂O and carbon-bearing species in the atmosphere of WASP-127b confirm its supersolar metallicity J. J. Spake, D. K. Sing, H. R. Wakeford, N. Nikolov, T. Mikal-Evans, D. Deming, J. K. Barstow, D. R. Anderson, A. L. Carter, M. Gillon, J. M. Goyal, G. Hebrard, C. Hellier, T. Kataria, K. W. F. Lam, A. H. M. J. Triaud, and P. J. Wheatley MNRAS 500, 4042-4064 (2021)
	Escape and evolution of Titan's N₂ atmosphere constrained by ¹⁴N/¹⁵N isotope ratios N. V. Erkaev, M. Scherf, S. E. Thaller, H. Lammer, A. V. Mezentsev, V. A. Ivanov, and K. E. Mandt MNRAS 500, 2020-2035 (2021)
	Temperature inversions on hot super-Earths: the case of CN in nitrogen-rich atmospheres M. Zilinskas, Y. Miguel, Y. Lyu, and M. Bax MNRAS 500, 2197-2208 (2021)
	Radiative association for the formation of MgO T. Bai, Z. Qin, and L. Liu MNRAS 500, 2496-2502 (2021)
	Gas-phase spectroscopic characterization of neutral and ionic polycyclic aromatic phosphorus heterocycles (PAPHs) R. R. Oliveira, G. Molpeceres, F. Fantuzzi, H. M. Quitián-Lara, H. M. Boechat-Roberty, and J. Kästner MNRAS 500, 2564-2576 (2021)
	Thermal and photochemical study of CH₃OH and CH₃OH-O₂ astrophysical ices K. Leroux and L. Krim MNRAS 500, 1188-1200 (2021)
	Theoretical kinetic studies of Venus chemistry. Formation and destruction of SCl, SCl₂, and HSCl D. E. Woon, D. M. Maffucci, and E. Herbst Icarus 354, 114051 (2021)
	Experimental study of the reaction of O^– ions with CO₂ molecules with different ternary gases at temperatures relevant to the martian ionosphere I. Zymak, J. Žabka, M. Polášek, T. D. Tran, P. Španěl, and D. Smith Icarus 354, 114057 (2021)
	Neptune's HCl upper limit from Herschel/HIFI N. A. Teanby, B. Gould, and P. G. J. Irwin Icarus 354, 114045 (2021)
	Infrared spectra and optical constants of astronomical ices: III. Propane, propylene, and propyne R. L. Hudson, P. A. Gerakines, Y. Y. Yarnall, and R. T.Coones Icarus 354, 114033 (2021)
	Carbon isotope evidence for the substrates and mechanisms of prebiotic synthesis in the early solar system L. Chimiak, J. E. Elsila, B. Dallas, J. P. Dworkin, J. C. Aponte, A. L. Sessions, and J. M. Eilera Geochem Cosmochem Acta 292, 188-202 (2021)

Please send information about additional publications here.
If possible, include the DOI or a link to the article's abstract.

Maintained by DE Woon