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

December 2021Modeling the formation of Menrva impact crater on Titan: Implications for habitability

Crósta, A. P., Silber, E. A., Lopes, R. M. C., Johnson, B. C., Bjonnes, E., Malaska, M. J., … Soderblom, J. M. (2021). Modeling the formation of Menrva impact crater on Titan: Implications for habitability. Icarus, 370, 114679. doi:10.1016/j.icarus.2021.114679

November 2021Carbon isotope chemostratigraphy of a Gondwanan Ediacaran–Cambrian transition, Soltanieh Mountains, northern Iran

Etemad-Saeed, N., Knoll, A. H., Najafi, M., Bergmann, K. D., Haseley, N., & Karimi, S. (2021). Carbon isotope chemostratigraphy of a Gondwanan Ediacaran–Cambrian transition, Soltanieh Mountains, northern Iran. Gondwana Research, 99, 163–177. doi:10.1016/j.gr.2021.07.001

Bioenergetic potentials in terrestrial, shallow-sea and deep-sea hydrothermal systems

Lu, G-S., LaRowe, D. E., & Amend, J. P. (2021). Bioenergetic potentials in terrestrial, shallow-sea and deep-sea hydrothermal systems. Chemical Geology, 583, 120449. doi:10.1016/j.chemgeo.2021.120449

Diaphite-structured nanodiamonds with six- and twelve-fold symmetries

Németh, P., McColl, K., Garvie, L. A. J., Salzmann, C. G., Pickard, C. J., Corà, F., … McMillan, P. F. (2021). Diaphite-structured nanodiamonds with six- and twelve-fold symmetries. Diamond and Related Materials, 119, 108573. doi:10.1016/j.diamond.2021.108573

October 2021Calcium isotope cosmochemistry

Valdes, M. C., Bermingham, K. R., Huang, S., & Simon, J. I. (2021). Calcium isotope cosmochemistry. Chemical Geology, 581, 120396. doi:10.1016/j.chemgeo.2021.120396

September 2021Multiple Moist Climate Equilibrium States on Arid Rocky M-dwarf Planets: A Last-saturation Tracer Analysis

Ding, F., & Wordsworth, R. D. (2021). Multiple Moist Climate Equilibrium States on Arid Rocky M-dwarf Planets: A Last-saturation Tracer Analysis. The Planetary Science Journal, 2(5), 201. doi:10.3847/psj/ac2236

An Improved Method to Measure Head Echoes Using a Meteor Radar

Panka, P. A., Weryk, R. J., Bruzzone, J. S., Janches, D., Schult, C., Stober, G., & Hormaechea, J. L. (2021). An Improved Method to Measure Head Echoes Using a Meteor Radar. The Planetary Science Journal, 2(5), 197. doi:10.3847/psj/ac22b2

A Model to Predict the Size of Regolith Clumps on Planetary Bodies

Patel, A., & Hartzell, C. (2021). A Model to Predict the Size of Regolith Clumps on Planetary Bodies. The Planetary Science Journal, 2(5), 196. doi:10.3847/psj/ac1a6e

Accessing the subsurface biosphere within rocks undergoing active low‐temperature serpentinization in the Samail ophiolite (Oman Drilling Project)

Templeton, A. S., Ellison, E. T., Glombitza, C., Morono, Y., Rempfert, K. R., Hoehler, T. M., … , . (2021). Accessing the subsurface biosphere within rocks undergoing active low‐temperature serpentinization in the Samail ophiolite (Oman Drilling Project). Journal of Geophysical Research: Biogeosciences. doi:10.1029/2021jg006315

Ediacara growing pains: modular addition and development in Dickinsonia costata

Evans, S. D., Gehling, J. G., Erwin, D. H., & Droser, M. L. (2021). Ediacara growing pains: modular addition and development in Dickinsonia costata. Paleobiology, None, 1–16. doi:10.1017/pab.2021.31

1/2/3/4/5/6...385