AdvertisementJapanese Billionaire Books First Moonshot Aboard SpaceX's 'Big Falcon Rocket'September 18, 2018Giles SnyderfacebookEmailSpaceX founder and chief executive Elon Musk, left, shakes hands with Japanese billionaire Yusaku Maezawa, right, on Monday, after announcing that he will be the first private passenger on a trip around the moon. (AP)