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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September 2023Numerical simulations of heat exchange and vapor flow in ice fractures on Enceladus

Pankine, A. A. (2023). Numerical simulations of heat exchange and vapor flow in ice fractures on Enceladus. Icarus, 401, 115584. doi:10.1016/j.icarus.2023.115584

August 2023Geochemical and physical variability of Icelandic tephra fields and glaciovolcanic sandur to inform spatial sampling in Mars biosignature searches

Cable, M. L., Sessa, A. M., Rader, E., Simpson, A. C., Hanna, A. M., Gentry, D. M., … King, D. (2023). Geochemical and physical variability of Icelandic tephra fields and glaciovolcanic sandur to inform spatial sampling in Mars biosignature searches. Planetary and Space Science, 232, 105694. doi:10.1016/j.pss.2023.105694

Complex mixture of organic matter in a xenolithic clast from the Zag meteorite revealed by coordinated analyses using AFM-IR, NanoSIMS and STXM/XANES

Kebukawa, Y., Mathurin, J., Dartois, E., Dazzi, A., Deniset-Besseau, A., Duprat, J., … Takahashi, Y. (2023). Complex mixture of organic matter in a xenolithic clast from the Zag meteorite revealed by coordinated analyses using AFM-IR, NanoSIMS and STXM/XANES. Icarus, 400, 115582. doi:10.1016/j.icarus.2023.115582

July 2023U–Pb geochronology of detrital zircon from the Ediacaran and Cambrian sedimentary successions of NE Estonia and Volyn region of Ukraine: Implications for the provenance and comparison with other areas within Baltica

Francovschi, I., Shumlyanskyy, L., Soesoo, A., Tarasko, I., Melnychuk, V., Hoffmann, A., … Bekker, A. (2023). U–Pb geochronology of detrital zircon from the Ediacaran and Cambrian sedimentary successions of NE Estonia and Volyn region of Ukraine: Implications for the provenance and comparison with other areas within Baltica. Precambrian Research, 392, 107087. doi:10.1016/j.precamres.2023.107087

Mulling and nulling the coeval rise of Ediacaran oxygen and animals

Ostrander, C. M. (2023). Mulling and nulling the coeval rise of Ediacaran oxygen and animals. Earth and Planetary Science Letters, 614, 118187. doi:10.1016/j.epsl.2023.118187

Evidence for a carbon-rich Mercury from the distribution of low-reflectance material (LRM) associated with large impact basins

Lark, L. H., Head, J. W., & Huber, C. (2023). Evidence for a carbon-rich Mercury from the distribution of low-reflectance material (LRM) associated with large impact basins. Earth and Planetary Science Letters, 613, 118192. doi:10.1016/j.epsl.2023.118192

Evidence for the anaerobic biodegradation of higher molecular weight hydrocarbons in the Guaymas Basin

Liang, R., Davidova, I. A., Teske, A., & Suflita, J. M. (2023). Evidence for the anaerobic biodegradation of higher molecular weight hydrocarbons in the Guaymas Basin. International Biodeterioration & Biodegradation, 181, 105621. doi:10.1016/j.ibiod.2023.105621

June 2023Detection of Short Peptides as Putative Biosignatures of Psychrophiles via Laser Desorption Mass Spectrometry

Ni, Z., Arevalo, R., Bardyn, A., Willhite, L., Ray, S., Southard, A., … Nunn, B. L. (2023). Detection of Short Peptides as Putative Biosignatures of Psychrophiles via Laser Desorption Mass Spectrometry. Astrobiology, 23(6), 657–669. doi:10.1089/ast.2022.0138

Highly siderophile element fractionation during chondrite melting inferred from olivine-rich primitive achondrites

Nicklas, R. W., Day, J. M. D., Váci, Z., Ren, M., Gardner-Vandy, K. G., & Tait, K. T. (2023). Highly siderophile element fractionation during chondrite melting inferred from olivine-rich primitive achondrites. Geochimica et Cosmochimica Acta, 351, 66–77. doi:10.1016/j.gca.2023.04.019

May 2023In-situ formation of halite in the Sidi El Habib 001 (H5) ordinary chondrite: Implications for hydrothermal alteration in ordinary chondrite parent bodies

Che, S., Domanik, K. J., & Zega, T. J. (2023). In-situ formation of halite in the Sidi El Habib 001 (H5) ordinary chondrite: Implications for hydrothermal alteration in ordinary chondrite parent bodies. Geochimica et Cosmochimica Acta, 348, 85–106. doi:10.1016/j.gca.2023.03.010

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