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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January 2022Strike-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

New evidence for a long Rhaetian from a Panthalassan succession (Wrangell Mountains, Alaska) and regional differences in carbon cycle perturbations at the Triassic-Jurassic transition

Caruthers, A. H., Marroquín, S. M., Gröcke, D. R., Golding, M. L., Aberhan, M., Them, T. R., … Gill, B. C. (2022). New evidence for a long Rhaetian from a Panthalassan succession (Wrangell Mountains, Alaska) and regional differences in carbon cycle perturbations at the Triassic-Jurassic transition. Earth and Planetary Science Letters, 577, 117262. doi:10.1016/j.epsl.2021.117262

December 2021Modeling the formation of Menrva impact crater on Titan: Implications for habitability

Crósta, A. P., Silber, E. A., Lopes, R. M. C., Johnson, B. C., Bjonnes, E., Malaska, M. J., … Soderblom, J. M. (2021). Modeling the formation of Menrva impact crater on Titan: Implications for habitability. Icarus, 370, 114679. doi:10.1016/j.icarus.2021.114679

November 2021The Release of Energy During Protein Synthesis at Ultramafic‐Hosted Submarine Hydrothermal Ecosystems

Dick, J. M., & Shock, E. L. (2021). The Release of Energy During Protein Synthesis at Ultramafic‐Hosted Submarine Hydrothermal Ecosystems. Journal of Geophysical Research: Biogeosciences, 126(11), None. doi:10.1029/2021jg006436

Concurrent Prebiotic Formation of Nucleoside‐Amidophosphates and Nucleoside‐Triphosphates Potentiates Transition from Abiotic to Biotic Polymerization

Lin, H., Jiménez, E. I., Arriola, J. T., Müller, U. F., & Krishnamurthy, R. (2021). Concurrent Prebiotic Formation of Nucleoside‐Amidophosphates and Nucleoside‐Triphosphates Potentiates Transition from Abiotic to Biotic Polymerization. Angewandte Chemie International Edition. doi:10.1002/anie.202113625

The Peptidyl Transferase Center: a Window to the Past

Tirumalai, M. R., Rivas, M., Tran, Q., & Fox, G. E. (2021). The Peptidyl Transferase Center: a Window to the Past. Microbiology and Molecular Biology Reviews. doi:10.1128/mmbr.00104-21

Tuning DNA Supramolecular Polymers by the Addition of Small, Functionalized Nucleobase Mimics

Lachance-Brais, C., Hennecker, C. D., Alenaizan, A., Luo, X., Toader, V., Taing, M., … Sleiman, H. F. (2021). Tuning DNA Supramolecular Polymers by the Addition of Small, Functionalized Nucleobase Mimics. Journal of the American Chemical Society. doi:10.1021/jacs.1c08972

Long-read sequencing reveals increased occurrence of genomic variants and adenosine methylation in Bacillus pumilus SAFR-032 after long-duration flight exposure onboard the International Space Station

Waters, S. M., Ledford, S. M., Wacker, A., Verma, S., Serda, B., McKaig, J., … Smith, D. J. (2021). Long-read sequencing reveals increased occurrence of genomic variants and adenosine methylation in Bacillus pumilus SAFR-032 after long-duration flight exposure onboard the International Space Station. International Journal of Astrobiology, None, 1–10. doi:10.1017/s1473550421000343

Infiltration metasomatism of the Allende coarse-grained calcium-aluminum-rich inclusions

Krot, A. N., Petaev, M. I., & Nagashima, K. (2021). Infiltration metasomatism of the Allende coarse-grained calcium-aluminum-rich inclusions. Progress in Earth and Planetary Science, 8(1), None. doi:10.1186/s40645-021-00437-4

Effects of Hydrogen on the Phase Relations in Fe‐FeS at Pressures of Mars‐Sized Bodies

Piet, H., Leinenweber, K., Greenberg, E., Prakapenka, V. B., & Shim, S. ‐. (2021). Effects of Hydrogen on the Phase Relations in Fe‐FeS at Pressures of Mars‐Sized Bodies. Journal of Geophysical Research: Planets, 126(11), None. doi:10.1029/2021je006942

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