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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June 2021Draft Genome Sequence of Shewanella sp. Strain BF02_Schw, Isolated from Blood Falls, a Feature Where Subglacial Brine Discharges to the Surface of Taylor Glacier, Antarctica

Boles, B. W., Murdoch, R. W., Ohlsson, I., & Mikucki, J. A. (2021). Draft Genome Sequence of Shewanella sp. Strain BF02_Schw, Isolated from Blood Falls, a Feature Where Subglacial Brine Discharges to the Surface of Taylor Glacier, Antarctica. Microbiology Resource Announcements, 10(22), None. doi:10.1128/mra.01141-20

Stellar Winds Drive Strong Variations in Exoplanet Evaporative Outflow Patterns and Transit Absorption Signatures

Harbach, L. M., Moschou, S. P., Garraffo, C., Drake, J. J., Alvarado-Gómez, J. D., Cohen, O., & Fraschetti, F. (2021). Stellar Winds Drive Strong Variations in Exoplanet Evaporative Outflow Patterns and Transit Absorption Signatures. The Astrophysical Journal, 913(2), 130. doi:10.3847/1538-4357/abf63a

Potassium distribution and isotope composition in the lithospheric mantle in relation to global Earth’s reservoirs

Ionov, D. A., & Wang, K. (2021). Potassium distribution and isotope composition in the lithospheric mantle in relation to global Earth’s reservoirs. Geochimica et Cosmochimica Acta. doi:10.1016/j.gca.2021.06.033

The chemical composition of impact craters on Titan

10.1051/0004-6361/202037866

The chemical composition of impact craters on Titan

10.1051/0004-6361/202037866

Seasonal hydrologic and geologic forcing drive hot spring geochemistry and microbial biodiversity

Colman, D. R., Lindsay, M. R., Harnish, A., Bilbrey, E. M., Amenabar, M. J., Selensky, M. J., … Boyd, E. S. (2021). Seasonal hydrologic and geologic forcing drive hot spring geochemistry and microbial biodiversity. Environmental Microbiology. doi:10.1111/1462-2920.15617

Evolution of Ephemeral Phosphate Minerals on Planetary Environments

Feng, T., Gull, M., Omran, A., Abbott-Lyon, H., & Pasek, M. A. (2021). Evolution of Ephemeral Phosphate Minerals on Planetary Environments. ACS Earth and Space Chemistry. doi:10.1021/acsearthspacechem.1c00007

Transcriptional response to prolonged perchlorate exposure in the methanogen Methanosarcina barkeri and implications for Martian habitability

Harris, R. L., Schuerger, A. C., Wang, W., Tamama, Y., Garvin, Z. K., & Onstott, T. C. (2021). Transcriptional response to prolonged perchlorate exposure in the methanogen Methanosarcina barkeri and implications for Martian habitability. Scientific Reports, 11(1), None. doi:10.1038/s41598-021-91882-0

EDEN: Flare Activity of the Nearby Exoplanet-hosting M Dwarf Wolf 359 Based on K2 and EDEN Light Curves

Lin, C-L., Chen, W-P., Ip, W-H., Apai, D., Bixel, A., Boyle, R., … Häberle, M. (2021). EDEN: Flare Activity of the Nearby Exoplanet-hosting M Dwarf Wolf 359 Based on K2 and EDEN Light Curves. The Astronomical Journal, 162(1), 11. doi:10.3847/1538-3881/abf933

Transcriptional processing of an unnatural base pair by eukaryotic RNA polymerase II

Oh, J., Shin, J., Unarta, I. C., Wang, W., Feldman, A. W., Karadeema, R. J., … Wang, D. (2021). Transcriptional processing of an unnatural base pair by eukaryotic RNA polymerase II. Nature Chemical Biology. doi:10.1038/s41589-021-00817-3

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