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 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

No thick carbon dioxide atmosphere on the rocky exoplanet TRAPPIST-1 c

Zieba, S., Kreidberg, L., Ducrot, E., Gillon, M., Morley, C., Schaefer, L., … Suissa, G. (2023). No thick carbon dioxide atmosphere on the rocky exoplanet TRAPPIST-1 c. Nature. doi:10.1038/s41586-023-06232-z

JWST molecular mapping and characterization of Enceladus’ water plume feeding its torus

Villanueva, G. L., Hammel, H. B., Milam, S. N., Kofman, V., Faggi, S., Glein, C. R., … Denny, K. (2023). JWST molecular mapping and characterization of Enceladus’ water plume feeding its torus. Nature Astronomy. doi:10.1038/s41550-023-02009-6

Hydrothermal fluid activity on asteroid Itokawa

Che, S., & Zega, T. J. (2023). Hydrothermal fluid activity on asteroid Itokawa. Nature Astronomy. doi:10.1038/s41550-023-02012-x

Spitzer IRS Observations of Titan as a Precursor to JWST MIRI Observations

Coy, B. P., Nixon, C. A., Rowe-Gurney, N., Achterberg, R., Lombardo, N. A., Fletcher, L. N., & Irwin, P. (2023). Spitzer IRS Observations of Titan as a Precursor to JWST MIRI Observations. The Planetary Science Journal, 4(6), 114. doi:10.3847/psj/acd10f

Mechanical Modification of Chondrule Fine-grained Rims by Dusty Nebular Shocks

Carballido, A., Matthews, L. S., Hanna, R. D., & Hyde, T. W. (2023). Mechanical Modification of Chondrule Fine-grained Rims by Dusty Nebular Shocks. The Planetary Science Journal, 4(6), 113. doi:10.3847/psj/acd758

The Mars Atmosphere Water Ice Aerosol Climatology by MRO/CRISM: 5 Mars Years of Observations

Khayat, A. S. J., Smith, M. D., Wolff, M. J., Guzewich, S. D., Mason, E. L., & Atwood, S. (2023). The Mars Atmosphere Water Ice Aerosol Climatology by MRO/CRISM: 5 Mars Years of Observations. Journal of Geophysical Research: Planets, 128(7), None. doi:10.1029/2023je007761

Real-Time Quantification of Size-Resolved Bioaerosols and Inert Particles in Spacecraft Assembly Facilities at the NASA Jet Propulsion Laboratory

Yearicks, S., Ahmed, M., Rivera, A., & Vaishampayan, P. (2023). Real-Time Quantification of Size-Resolved Bioaerosols and Inert Particles in Spacecraft Assembly Facilities at the NASA Jet Propulsion Laboratory. Astrobiology. doi:10.1089/ast.2022.0051

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

Life strategies for Aminicenantia in subseafloor oceanic crust

Booker, A. E., D’Angelo, T., Adams-Beyea, A., Brown, J. M., Nigro, O., Rappé, M. S., … Orcutt, B. N. (2023). Life strategies for Aminicenantia in subseafloor oceanic crust. The ISME Journal. doi:10.1038/s41396-023-01454-5

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