SpaceX capsule splashes down after history-making Polaris Dawn mission NBC NewsSpaceX Polaris Dawn crew returns home after history-making mission CNN41-year-old who just completed the first civilian spacewalk dropped out of high school to start his $7 billion business CNBCSpaceX’s private Polaris Dawn astronauts will return to Earth early Sunday. Here’s how to watch live online Space.comSpaceX’s Polaris Dawn spaceflight ends with splashdown off Florida The Washington Post