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 2022Chemical characteristics of iron meteorite parent bodies

Hilton, C. D., Ash, R. D., & Walker, R. J. (2022). Chemical characteristics of iron meteorite parent bodies. Geochimica et Cosmochimica Acta, 318, 112–125. doi:10.1016/j.gca.2021.11.035

Picking 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 2022Organic 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

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

Allochromatium tepidum, sp. nov., a hot spring species of purple sulfur bacteria

Madigan, M. T., Absher, J. N., Mayers, J. E., Asao, M., Jung, D. O., Bender, K. S., … Matthew Sattley, W. (2022). Allochromatium tepidum, sp. nov., a hot spring species of purple sulfur bacteria. Archives of Microbiology, 204(1), None. doi:10.1007/s00203-021-02715-7

Co-accretion + Giant Impact Origin of the Uranus System: Post-impact Evolution

Salmon, J., & Canup, R. M. (2022). Co-accretion + Giant Impact Origin of the Uranus System: Post-impact Evolution. The Astrophysical Journal, 924(1), 6. doi:10.3847/1538-4357/ac300e

Final Approach Navigation to Europa: Setting up for a Successful Landing

Final Approach Navigation to Europa: Setting up for a Successful Landing (2022). None, None(None), None. doi:10.2514/6.2022-2475.vid

Reexamination of 2.5-Ga “whiff” of oxygen interval points to anoxic ocean before GOE

Slotznick, S. P., Johnson, J. E., Rasmussen, B., Raub, T. D., Webb, S. M., Zi, J-W., … Fischer, W. W. (2022). Reexamination of 2.5-Ga “whiff” of oxygen interval points to anoxic ocean before GOE. Science Advances, 8(1), None. doi:10.1126/sciadv.abj7190

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