Watch NASA Livestream Its Two Lunar Satellites Slam Into the Moon Tonight (Update: Here We Go!)Eric Limer12/17/12 4:52pmFiled to: NasaSpaceStreamSatellitesthe moon51EditPromoteShare to KinjaToggle Conversation toolsGo to permalink Twin NASA orbiters Ebb and Flow have done a fantastic job of mapping lunar gravity at accuracy down to the micron, but that job is over now. The pair won't get to go into any sort of retirement though; instead, tonight, they'll fly straight into the moon. And NASA's going to livestream it. Here's where and when to watch.