Mapping the Moon's Gravity | NASA Planetary Sciences

Launched in September 2011, find out about the Gravity Recovery and Interior Laboratory (GRAIL) mission to measure the gravitational field of the Moon and study how the Moon developed over time. Animations illustrate technical aspects of the mission's design, including the launch, orbital insertion of the twin spacecraft, and the way in which the two spacecraft will work together to take measurements about the Moon's gravity. CREDITS: https://www.pbslearningmedia.org/credits/npls13.sci.ess.eiu.moongrav/ LICENSE: https://www.pbslearningmedia.org/help/full-license-for-section-3c-of-terms-of-use-download-and-share/

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