Emerging Trends in Comet Taxonomy. “Emerging trends and a comet taxonomy based on the volatile chemistry measured in thirty comets with high-resolution infrared spectroscopy between 1997 and 2013.” in IcarusCycles of Glaciation on Ancient Mars. “Climate Cycling on Early Mars Caused by the Carbonate-Silicate Cycle” in Earth and Planetary Astrophysics.Methane Muted: How Did Early Earth Stay Warm?. “A proper accounting of biogeochemical cycles in the oceans reveals that methane has a much more powerful foe than oxygen.” in PNAS
Emerging Trends in Comet Taxonomy“Emerging trends and a comet taxonomy based on the volatile chemistry measured in thirty comets with high-resolution infrared spectroscopy between 1997 and 2013.” in Icarus01/03
Cycles of Glaciation on Ancient Mars“Climate Cycling on Early Mars Caused by the Carbonate-Silicate Cycle” in Earth and Planetary Astrophysics.02/03
Methane Muted: How Did Early Earth Stay Warm?“A proper accounting of biogeochemical cycles in the oceans reveals that methane has a much more powerful foe than oxygen.” in PNAS03/03
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April 2021Discovery of primitive CO2-bearing fluid in an aqueously altered carbonaceous chondrite

Tsuchiyama, A., Miyake, A., Okuzumi, S., Kitayama, A., Kawano, J., Uesugi, K., … Zolensky, M. (2021). Discovery of primitive CO2-bearing fluid in an aqueously altered carbonaceous chondrite. Science Advances, 7(17), eabg9707. doi:10.1126/sciadv.abg9707

Kinetic Analysis Suggests Evolution of Ribosome Specificity in Modern Elongation Factor-Tus from ‘Generalist’ Ancestors

De Tarafder, A., Parajuli, N. P., Majumdar, S., Kaçar, B., & Sanyal, S. (2021). Kinetic Analysis Suggests Evolution of Ribosome Specificity in Modern Elongation Factor-Tus from ‘Generalist’ Ancestors. Molecular Biology and Evolution. doi:10.1093/molbev/msab114

Ferric iron triggers greenalite formation in simulated Archean seawater

Hinz, I. L., Nims, C., Theuer, S., Templeton, A. S., & Johnson, J. E. (2021). Ferric iron triggers greenalite formation in simulated Archean seawater. Geology. doi:10.1130/g48495.1

Oxygen False Positives on Habitable Zone Planets Around Sun‐Like Stars

Krissansen‐Totton, J., Fortney, J. J., Nimmo, F., & Wogan, N. (2021). Oxygen False Positives on Habitable Zone Planets Around Sun‐Like Stars. AGU Advances, 2(2), None. doi:10.1029/2020av000294

Preliminary exploration of molybdenum isotope fractionation during coprecipitation of molybdate with abiotic and microbial calcite

Chen, X., Romaniello, S. J., & Anbar, A. D. (2021). Preliminary exploration of molybdenum isotope fractionation during coprecipitation of molybdate with abiotic and microbial calcite. Chemical Geology, 566, 120102. doi:10.1016/j.chemgeo.2021.120102

Anaerobic 3-Methylhopanoid Production By An Acidophilic Phototrophic Purple Bacterium

Mayer, M., Parenteau, M. N., Kempher, M. L., Madigan, M. T., Jahnke, L. L., & Welander, P. V. (2021). Anaerobic 3-Methylhopanoid Production By An Acidophilic Phototrophic Purple Bacterium. None. doi:10.21203/rs.3.rs-390249/v1

Analytical Chemistry in Astrobiology

Seaton, K. M., Cable, M. L., & Stockton, A. M. (2021). Analytical Chemistry in Astrobiology. Analytical Chemistry, 93(15), 5981–5997. doi:10.1021/acs.analchem.0c04271

Thermal metamorphism of CM chondrites: A dehydroxylation‐based peak‐temperature thermometer and implications for sample return from asteroids Ryugu and Bennu

Velbel, M. A., & Zolensky, M. E. (2021). Thermal metamorphism of CM chondrites: A dehydroxylation‐based peak‐temperature thermometer and implications for sample return from asteroids Ryugu and Bennu. Meteoritics & Planetary Science. doi:10.1111/maps.13636

Effects of Amino Acids on Phosphate Adsorption Onto Iron (Oxy)hydroxide Minerals under Early Earth Conditions

Flores, E., Martinez, E., Rodriguez, L. E., Weber, J. M., Khodayari, A., VanderVelde, D. G., & Barge, L. M. (2021). Effects of Amino Acids on Phosphate Adsorption Onto Iron (Oxy)hydroxide Minerals under Early Earth Conditions. ACS Earth and Space Chemistry, 5(5), 1048–1057. doi:10.1021/acsearthspacechem.1c00006

Composition of terrestrial exoplanet atmospheres from meteorite outgassing experiments

Thompson, M. A., Telus, M., Schaefer, L., Fortney, J. J., Joshi, T., & Lederman, D. (2021). Composition of terrestrial exoplanet atmospheres from meteorite outgassing experiments. Nature Astronomy. doi:10.1038/s41550-021-01338-8