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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January 2009 Measurement of 13 C and 15 N Isotopic Composition on Nanomolar Quantities of C and N

Polissar, P. J., Fulton, J. M., Junium, C. K., Turich, C. C., & Freeman, K. H. (2009). Anal. Chem., 81(2), 755–763. doi:10.1021/ac801370c

Mid-Holocene vertebrate bone Concentration-Lagerstätte on oceanic island Mauritius provides a window into the ecosystem of the dodo (Raphus cucullatus)

Rijsdijk, K. F., Hume, J. P., Bunnik, F., Florens, F. B. V., Baider, C., Shapiro, B., … Plicht, J. v. d. (2009). Quaternary Science Reviews, 28(1-2), 14–24. doi:10.1016/j.quascirev.2008.09.018

Organic compound alteration during hypervelocity collection of carbonaceous materials in aerogel

Spencer, M. K., Clemett, S. J., Sandford, S. A., McKAY, D. S., & Zare, R. N. (2009). Meteoritics & Planetary Science, 44(1), 15–24. doi:10.1111/j.1945-5100.2009.tb00714.x

Thermal escape of carbon from the early Martian atmosphere

Tian, F., Kasting, J. F., & Solomon, S. C. (2009). Geophysical Research Letters, 36(2), n/a–n/a. doi:10.1029/2008gl036513

Did nature also choose arsenic?

Wolfe-Simon, F., Davies, P. C. W., & Anbar, A. D. (2009). Int.Jnl Astrobiol., 8(02), 69. doi:10.1017/s1473550408004394

ESSC-ESF Position Paper—Science-Driven Scenario for Space Exploration: Report from the European Space Sciences Committee (ESSC)

Worms, J-C., Lammer, H., Barucci, A., Beebe, R., Bibring, J-P., Blamont, J., … Blanc, M. (2009). Astrobiology, 9(1), 23–41. doi:10.1089/ast.2007.1226

December 2008TURBULENT CONVECTION IN STELLAR INTERIORS. II. THE VELOCITY FIELD

Arnett, D., Meakin, C., & Young, P. A. (2008). The Astrophysical Journal, 690(2), 1715–1729. doi:10.1088/0004-637x/690/2/1715

A JUPITER-LIKE PLANET ORBITING THE NEARBY M DWARF GJ 832

Bailey, J., Butler, R. P., Tinney, C. G., Jones, H. R. A., O'Toole, S., Carter, B. D., & Marcy, G. W. (2008). The Astrophysical Journal, 690(1), 743–747. doi:10.1088/0004-637x/690/1/743

THE 5.25 AND 5.7 μm ASTRONOMICAL POLYCYCLIC AROMATIC HYDROCARBON EMISSION FEATURES

Boersma, C., Mattioda, A. L., Bauschlicher, C. W., Peeters, E., Tielens, A. G. G. M., & Allamandola, L. J. (2008). The Astrophysical Journal, 690(2), 1208–1221. doi:10.1088/0004-637x/690/2/1208

PHOTOEVAPORATION OF CIRCUMSTELLAR DISKS BY FAR-ULTRAVIOLET, EXTREME-ULTRAVIOLET AND X-RAY RADIATION FROM THE CENTRAL STAR

Gorti, U., & Hollenbach, D. (2008). The Astrophysical Journal, 690(2), 1539–1552. doi:10.1088/0004-637x/690/2/1539

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