SpaceX made history with its Dragon launch in December 2010
File picture shows SpaceX's Falcon 9 rocket lifting off on December 8, 2010 from Cape Canaveral, Florida, making the company the first commercial outfit to send a spacecraft into orbit and back. SpaceX confirmed Tuesday it plans to launch a rocket and capsule on May 7 in a historic first flight of a private spaceship to the International Space Station.