Meteorites as Food Source on Early Earth: Growth, Selection, and Inhibition of a Microbial Community on a Carbonaceous Chondrite

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Annemiek C. Waajen, R. Prescott, and Charles S. Cockell AstrobiologyPublished Online: 18 March 2022 LINK “Meteoritic material accumulated on the surface of the anoxic early Earth during the Late Heavy Bombardment around 4.0 Gya and…

In-situ O-isotope analysis of relict spinel and forsterite in small (<200μm) Antarctic micrometeorites – samples of chondrules & CAIs from carbonaceous chondrites

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N.G. Rudraswami, M.D. Suttle, Y. Marrocchi, S. Taylord, J. Villeneuve Geochimica et Cosmochimica ActaIn Press, Journal Pre-proof, Available online 19 March 2022 LINK “We report high-precision secondary ion mass spectrometer triple oxygen isotope systematics (95…

Cosmogenic records and noble gases in Mukundpura CM2.0 carbonaceous chondrite

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Ramakant R. Mahajan, D. Raychaudhuri, A. Dutta, Anil D. Shukla Planetary and Space ScienceAvailable online 18 March 2022 LINK “Highlights • Cosmic ray exposure history of new carbonaceous chondrite Mukundpura is discussed.• Mukundpura CM2.0 chondrite…

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