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  1. No Access

    Article

    Moon-forming impactor as a source of Earth’s basal mantle anomalies

    Seismic images of Earth’s interior have revealed two continent-sized anomalies with low seismic velocities, known as the large low-velocity provinces (LLVPs), in the lowermost mantle1. The LLVPs are often interpr...

    Qian Yuan, Mingming Li, Steven J. Desch, Byeongkwan Ko, Hong** Deng… in Nature (2023)

  2. Article

    Open Access

    The breakup of a long-period comet is not a likely match to the Chicxulub impactor

    Steven J. Desch, Alan P. Jackson, Jessica L. Noviello, Ariel D. Anbar in Scientific Reports (2022)

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  3. No Access

    Article

    Inward migration of the TRAPPIST-1 planets as inferred from their water-rich compositions

    Multiple planet systems provide an ideal laboratory for probing exoplanet composition, formation history and potential habitability. For the TRAPPIST-1 planets, the planetary radii are well established from tr...

    Cayman T. Unterborn, Steven J. Desch, Natalie R. Hinkel… in Nature Astronomy (2018)