NASA Astrobiology



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

NextPrevious

Go Explore

July 2020Widespread poly-metamorphosed Archean granitoid gneisses and supracrustal enclaves of the southern Inukjuak Domain, Québec (Canada)

Greer, J., Caro, G., Cates, N. L., Tropper, P., Bleeker, W., Kelly, N. M., & Mojzsis, S. J. (2020). Widespread poly-metamorphosed Archean granitoid gneisses and supracrustal enclaves of the southern Inukjuak Domain, Québec (Canada). Lithos, 364-365, 105520. doi:10.1016/j.lithos.2020.105520

June 2020New implications for the origin of the IAB main group iron meteorites and the isotopic evolution of the noncarbonaceous (NC) reservoir

Hilton, C. D., & Walker, R. J. (2020). New implications for the origin of the IAB main group iron meteorites and the isotopic evolution of the noncarbonaceous (NC) reservoir. Earth and Planetary Science Letters, 540, 116248. doi:10.1016/j.epsl.2020.116248

The non-glacial and non-cratonic origin of an early Archean felsic volcaniclastic unit, Barberton Greenstone Belt, South Africa

Lowe, D. R., & Byerly, G. R. (2020). The non-glacial and non-cratonic origin of an early Archean felsic volcaniclastic unit, Barberton Greenstone Belt, South Africa. Precambrian Research, 341, 105647. doi:10.1016/j.precamres.2020.105647

May 2020Root of the Tree: The Significance, Evolution, and Origins of the Ribosome

Bowman, J. C., Petrov, A. S., Frenkel-Pinter, M., Penev, P. I., & Williams, L. D. (2020). Root of the Tree: The Significance, Evolution, and Origins of the Ribosome. Chemical Reviews. doi:10.1021/acs.chemrev.9b00742

Mineralogy and density of Archean volcanic crust in the mantle transition zone

Ko, B., Prakapenka, V., Kunz, M., Prescher, C., Leinenweber, K., & Shim, S-H. (2020). Mineralogy and density of Archean volcanic crust in the mantle transition zone. Physics of the Earth and Planetary Interiors, None, 106490. doi:10.1016/j.pepi.2020.106490

The Prebiotic Provenance of Semi-Aqueous Solvents

Lago, J. L., Burcar, B. T., Hud, N. V., Febrian, R., Mehta, C., Bracher, P. J., … Pasek, M. A. (2020). The Prebiotic Provenance of Semi-Aqueous Solvents. Origins of Life and Evolution of Biospheres. doi:10.1007/s11084-020-09595-9

A coupled carbon-silicon cycle model over Earth history: Reverse weathering as a possible explanation of a warm mid-Proterozoic climate

Krissansen-Totton, J., & Catling, D. C. (2020). A coupled carbon-silicon cycle model over Earth history: Reverse weathering as a possible explanation of a warm mid-Proterozoic climate. Earth and Planetary Science Letters, 537, 116181. doi:10.1016/j.epsl.2020.116181

Large Mass-Independent Oxygen Isotope Fractionations in Mid-Proterozoic Sediments: Evidence for a Low-Oxygen Atmosphere?

Planavsky, N. J., Reinhard, C. T., Isson, T. T., Ozaki, K., & Crockford, P. W. (2020). Large Mass-Independent Oxygen Isotope Fractionations in Mid-Proterozoic Sediments: Evidence for a Low-Oxygen Atmosphere? Astrobiology, 20(5), 628–636. doi:10.1089/ast.2019.2060

Properties of Sub-Neptune Atmospheres: TOI-270 System

Chouqar, J., Benkhaldoun, Z., Jabiri, A., Lustig-Yaeger, J., Soubkiou, A., & Szentgyorgyi, A. (2020). Properties of Sub-Neptune Atmospheres: TOI-270 System. Monthly Notices of the Royal Astronomical Society. doi:10.1093/mnras/staa1198

Hydrogenation reactions of carbon on Earth: Linking methane, margarine, and life

McGlynn, S. E., Glass, J. B., Johnson-Finn, K., Klein, F., Sanden, S. A., Schrenk, M. O., … Vitale-Brovarone, A. (2020). Hydrogenation reactions of carbon on Earth: Linking methane, margarine, and life. American Mineralogist, 105(5), 599–608. doi:10.2138/am-2020-6928ccbyncnd

1/2/3/4/5/6...353