Support WBURGoogle's Goal: Inspire First Privately Funded Moon LandingPlay07:24Download AudioNPR StaffAugust 11, 2011 ShareWhile orbiting the moon, Apollo 8 astronauts were greeted by this view of the rising earth. Today, competitors in the Google Lunar X PRIZE are trying to build robots that could reach the moon by the end of 2015. (NASA)
