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Showing 1–3 of 3 results
Advanced filters: Author: V. Vinogradoff Clear advanced filters

  • Several scenarios exist to explain the origins of the organic matter found in carbonaceous chondrites. Here, the authors show laboratory experiments confirming that a significant portion of the soluble organic matter can originate from organic ices inherited from the dense molecular cloud.

    • G. Danger
    • V. Vinogradoff
    • P. Schmitt-Kopplin
    ResearchOpen Access
    Nature Communications
    Volume: 12, P: 1-9

  • A refined analysis of infrared observations of comet 67P/Churyumov–Gerasimenko from the VIRTIS instrument on board the Rosetta spacecraft has revealed the presence of aliphatic organic molecules on the comet nucleus.

    • A. Raponi
    • M. Ciarniello
    • C. Leyrat
    Research
    Nature Astronomy
    Volume: 4, P: 500-505

  • Infrared and neutron spectroscopic observations by Dawn give contrasting results on the elemental composition of Ceres’s surface, which can be reconciled by assuming that Ceres’s surface contains ~20 wt% of carbon, coming from impacts by carbonaceous asteroids and/or generated by extensive aqueous alteration.

    • S. Marchi
    • A. Raponi
    • N. Yamashita
    Research
    Nature Astronomy
    Volume: 3, P: 140-145