Huge asteroid that hit the moon may be preserved below the surface

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    Huge asteroid that hit the moon may be preserved below the surface


    Space



    7 June 2019

    False colour image of the South Pole-Aitken Basin

    False colour image of the South Pole-Aitken Basin

    NASA/GSFC/University of Arizona

    By Jonathan O’Callaghan

    At the south pole of the moon is a giant crater called the South Pole-Aitken Basin, about 2500 kilometres across. It is thought to have been created by a large asteroid striking the moon 4 billion years ago and is among the largest craters in the solar system. Now researchers say the remains of that asteroid may have been found under the lunar surface.

    Using gravity data from NASA’s GRAIL spacecraft, which orbited the Moon from 2011 to 2012, Peter James at Baylor …

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