NASA Astrobiology

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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 Icarus

Cycles 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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February 2022Picking out the warp and weft of the Ediacaran seafloor: Paleoenvironment and paleoecology of an Ediacara textured organic surface

Tarhan, L. G., Droser, M. L., & Gehling, J. G. (2022). Picking out the warp and weft of the Ediacaran seafloor: Paleoenvironment and paleoecology of an Ediacara textured organic surface. Precambrian Research, 369, 106539. doi:10.1016/j.precamres.2021.106539

An exploration of whether Earth can be built from chondritic components, not bulk chondrites

Alexander, C. M. O. D. (2022). An exploration of whether Earth can be built from chondritic components, not bulk chondrites. Geochimica et Cosmochimica Acta, 318, 428–451. doi:10.1016/j.gca.2021.12.012

January 2022Genome Sequence of the Early 20th-Century Extreme Halophile Halobacterium sp. Strain NRC-34001

DasSarma, P., Anton, B. P., Griffith, J. M., Kunka, K. S., Roberts, R. J., & DasSarma, S. (2022). Genome Sequence of the Early 20th-Century Extreme Halophile Halobacterium sp. Strain NRC-34001. Microbiology Resource Announcements, 11(1), None. doi:10.1128/mra.01181-21

The sulfur isotopic consequence of seawater sulfate distillation preserved in the Neoproterozoic Sete Lagoas post-glacial carbonate, eastern Brazil

Okubo, J., Kaufman, A. J., Warren, L. V., Evans, M. N., Marroquín, S., Varni, M. A., … Xiao, S. (2022). The sulfur isotopic consequence of seawater sulfate distillation preserved in the Neoproterozoic Sete Lagoas post-glacial carbonate, eastern Brazil. Journal of the Geological Society, None, jgs2021–091. doi:10.1144/jgs2021-091

Abiotic nitrous oxide production from sediments and brine of Don Juan Pond, Wright Valley Antarctica, at Mars analog temperatures (–40°C)

Schutte, C. A., Samarkin, V. A., Bowles, M. W., Peters, B., Casciotti, K. L., Madigan, M. T., & Joye, S. B. (2022). Abiotic nitrous oxide production from sediments and brine of Don Juan Pond, Wright Valley Antarctica, at Mars analog temperatures (–40°C). Geophysical Research Letters. doi:10.1029/2021gl094635

Volatile Abundances, Extended Coma Sources, and Nucleus Ice Associations in Comet C/2014 Q2 (Lovejoy)

Dello Russo, N., Vervack, R. J., Kawakita, H., Bonev, B. P., DiSanti, M. A., Gibb, E. L., … Khan, Y. (2022). Volatile Abundances, Extended Coma Sources, and Nucleus Ice Associations in Comet C/2014 Q2 (Lovejoy). The Planetary Science Journal, 3(1), 6. doi:10.3847/psj/ac323c

ExoCAM: A 3D Climate Model for Exoplanet Atmospheres

Wolf, E. T., Kopparapu, R., Haqq-Misra, J., & Fauchez, T. J. (2022). ExoCAM: A 3D Climate Model for Exoplanet Atmospheres. The Planetary Science Journal, 3(1), 7. doi:10.3847/psj/ac3f3d

Circumpolar ocean stability on Mars 3 Gy ago

Schmidt, F., Way, M. J., Costard, F., Bouley, S., Séjourné, A., & Aleinov, I. (2022). Circumpolar ocean stability on Mars 3 Gy ago. Proceedings of the National Academy of Sciences, 119(4), e2112930118. doi:10.1073/pnas.2112930118

Organic synthesis associated with serpentinization and carbonation on early Mars

Steele, A., Benning, L. G., Wirth, R., Schreiber, A., Araki, T., McCubbin, F. M., … Rogers, K. (2022). Organic synthesis associated with serpentinization and carbonation on early Mars. Science, 375(6577), 172–177. doi:10.1126/science.abg7905

Strike-slip faulting on Titan: Modeling tidal stresses and shear failure conditions due to pore fluid interactions

Burkhard, L. M. L., Smith-Konter, B. R., Fagents, S. A., Cameron, M. E., Collins, G. C., & Pappalardo, R. T. (2022). Strike-slip faulting on Titan: Modeling tidal stresses and shear failure conditions due to pore fluid interactions. Icarus, 371, 114700. doi:10.1016/j.icarus.2021.114700

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