Elon Musk Unveils Plans For Interplanetary Colonization

Tech mogul Elon Musk is unveiling his plans for interplanetary colonization, starting with Mars, at a conference today, saying he is looking to make humans an "interplanetary species". SpaceX unveiled a video envisioning a system that will give humans access to the entire solar systems, involving the use of inflight refueling of spaceships in orbit, and interplanetary refueling stations. Musk detailed further technical details of the spaceship--and rocket boosters currently under development at SpaceX--in a live streaming webcast.