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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October 2020Early diagenesis of organic-rich marls under shifting suboxic to euxinic conditions: The lower Toarcian of the Bächental basin

Neumeister, S., Misch, D., Algeo, T. J., Gawlick, H-J., Gratzer, R., & Sachsenhofer, R. F. (2020). Early diagenesis of organic-rich marls under shifting suboxic to euxinic conditions: The lower Toarcian of the Bächental basin. Marine and Petroleum Geology, 120, 104513. doi:10.1016/j.marpetgeo.2020.104513

August 2020A tale of three taphonomic modes: The Ediacaran fossil Flabellophyton preserved in limestone, black shale, and sandstone

Wan, B., Chen, Z., Yuan, X., Pang, K., Tang, Q., Guan, C., … Xiao, S. (2020). A tale of three taphonomic modes: The Ediacaran fossil Flabellophyton preserved in limestone, black shale, and sandstone. Gondwana Research, 84, 296–314. doi:10.1016/j.gr.2020.04.003

July 2020Widespread poly-metamorphosed Archean granitoid gneisses and supracrustal enclaves of the southern Inukjuak Domain, Québec (Canada)

Greer, J., Caro, G., Cates, N. L., Tropper, P., Bleeker, W., Kelly, N. M., & Mojzsis, S. J. (2020). Widespread poly-metamorphosed Archean granitoid gneisses and supracrustal enclaves of the southern Inukjuak Domain, Québec (Canada). Lithos, 364-365, 105520. doi:10.1016/j.lithos.2020.105520

June 2020New implications for the origin of the IAB main group iron meteorites and the isotopic evolution of the noncarbonaceous (NC) reservoir

Hilton, C. D., & Walker, R. J. (2020). New implications for the origin of the IAB main group iron meteorites and the isotopic evolution of the noncarbonaceous (NC) reservoir. Earth and Planetary Science Letters, 540, 116248. doi:10.1016/j.epsl.2020.116248

Mutually stabilizing interactions between proto-peptides and RNA

Frenkel-Pinter, M., Haynes, J. W., Mohyeldin, A. M., C, M., Sargon, A. B., Petrov, A. S., … Leman, L. J. (2020). Mutually stabilizing interactions between proto-peptides and RNA. Nature Communications, 11(1), None. doi:10.1038/s41467-020-16891-5

The root of anomalously specular reflections from solid surfaces on Saturn’s moon Titan

Hofgartner, J. D., Hayes, A. G., Campbell, D. B., Lunine, J. I., Black, G. J., MacKenzie, S. M., … Wall, S. D. (2020). The root of anomalously specular reflections from solid surfaces on Saturn’s moon Titan. Nature Communications, 11(1), None. doi:10.1038/s41467-020-16663-1

The non-glacial and non-cratonic origin of an early Archean felsic volcaniclastic unit, Barberton Greenstone Belt, South Africa

Lowe, D. R., & Byerly, G. R. (2020). The non-glacial and non-cratonic origin of an early Archean felsic volcaniclastic unit, Barberton Greenstone Belt, South Africa. Precambrian Research, 341, 105647. doi:10.1016/j.precamres.2020.105647

Biostratinomy of the Ediacara Member (Rawnsley Quartzite, South Australia): implications for depositional environments, ecology and biology of Ediacara organisms

Droser, M. L., Tarhan, L. G., Evans, S. D., Surprenant, R. L., & Gehling, J. G. (2020). Biostratinomy of the Ediacara Member (Rawnsley Quartzite, South Australia): implications for depositional environments, ecology and biology of Ediacara organisms. Interface Focus, 10(4), 20190100. doi:10.1098/rsfs.2019.0100

Introduction: Chemical Evolution and the Origins of Life

Krishnamurthy, R., & Hud, N. V. (2020). Introduction: Chemical Evolution and the Origins of Life. Chemical Reviews, 120(11), 4613–4615. doi:10.1021/acs.chemrev.0c00409

Electric discharge evidence found in a new class of material in the Chicxulub ejecta

Kletetschka, G., Ocampo Uria, A., Zila, V., & Elbra, T. (2020). Electric discharge evidence found in a new class of material in the Chicxulub ejecta. Scientific Reports, 10(1), None. doi:10.1038/s41598-020-65974-2

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