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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July 2022Methods and limitations of stable isotope measurements via direct elution of chromatographic peaks using gas chromotography-Orbitrap mass spectrometry

Zeichner, S. S., Wilkes, E. B., Hofmann, A. E., Chimiak, L., Sessions, A. L., Makarov, A., & Eiler, J. M. (2022). Methods and limitations of stable isotope measurements via direct elution of chromatographic peaks using gas chromotography-Orbitrap mass spectrometry. International Journal of Mass Spectrometry, 477, 116848. doi:10.1016/j.ijms.2022.116848

May 2022Mantle Degassing Lifetimes through Galactic Time and the Maximum Age Stagnant-lid Rocky Exoplanets Can Support Temperate Climates

Unterborn, C. T., Foley, B. J., Desch, S. J., Young, P. A., Vance, G., Chiffelle, L., & Kane, S. R. (2022). Mantle Degassing Lifetimes through Galactic Time and the Maximum Age Stagnant-lid Rocky Exoplanets Can Support Temperate Climates. The Astrophysical Journal Letters, 930(1), L6. doi:10.3847/2041-8213/ac6596

April 2022Double ridge formation over shallow water sills on Jupiter’s moon Europa

Culberg, R., Schroeder, D. M., & Steinbrügge, G. (2022). Double ridge formation over shallow water sills on Jupiter’s moon Europa. Nature Communications, 13(1), None. doi:10.1038/s41467-022-29458-3

Mass Loss by Atmospheric Escape from Extremely Close-in Planets

Koskinen, T. T., Lavvas, P., Huang, C., Bergsten, G., Fernandes, R. B., & Young, M. E. (2022). Mass Loss by Atmospheric Escape from Extremely Close-in Planets. The Astrophysical Journal, 929(1), 52. doi:10.3847/1538-4357/ac4f45

Genomic Features of the Bundle-Forming Heliobacterium Heliophilum fasciatum

Bender, K. S., Madigan, M. T., Williamson, K. L., Mayer, M. H., Parenteau, M. N., Jahnke, L. L., … Matthew Sattley, W. (2022). Genomic Features of the Bundle-Forming Heliobacterium Heliophilum fasciatum. Microorganisms, 10(5), 869. doi:10.3390/microorganisms10050869

Modeling Virus and Bacteria Populations in Europa’s Subsurface Ocean

Gomez-Buckley, A. C., Showalter, G. M., & Wong, M. L. (2022). Modeling Virus and Bacteria Populations in Europa’s Subsurface Ocean. Life, 12(5), 620. doi:10.3390/life12050620

Disruption of a Planetary Nitrogen Cycle as Evidence of Extraterrestrial Agriculture

Haqq-Misra, J., Fauchez, T. J., Schwieterman, E. W., & Kopparapu, R. (2022). Disruption of a Planetary Nitrogen Cycle as Evidence of Extraterrestrial Agriculture. The Astrophysical Journal Letters, 929(2), L28. doi:10.3847/2041-8213/ac65ff

Atmospheric dynamics of a near tidally locked Earth-sized planet

Kane, S. R. (2022). Atmospheric dynamics of a near tidally locked Earth-sized planet. Nature Astronomy, 6(4), 420–427. doi:10.1038/s41550-022-01626-x

Evidence for a significant Kuiper belt dust contribution to the zodiacal cloud

Keller, L. P., & Flynn, G. J. (2022). Evidence for a significant Kuiper belt dust contribution to the zodiacal cloud. Nature Astronomy. doi:10.1038/s41550-022-01647-6

Discovery of Chlorophyll d: Isolation and Characterization of a Far-Red Cyanobacterium from the Original Site of Manning and Strain (1943) at Moss Beach, California

Kiang, N. Y., Swingley, W. D., Gautam, D., Broddrick, J. T., Repeta, D. J., Stolz, J. F., … Parenteau, M. N. (2022). Discovery of Chlorophyll d: Isolation and Characterization of a Far-Red Cyanobacterium from the Original Site of Manning and Strain (1943) at Moss Beach, California. Microorganisms, 10(4), 819. doi:10.3390/microorganisms10040819

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