NASA Estimates SpaceX 2018 Mars Mission Will Cost Only $300 Million

Ever since Musk founded SpaceX is 2002, with the intention of eventually colonizing Mars, every move he has made has been the subject of attention. And for the past two years, a great deal of this attention has been focused specifically on the development of the Falcon Heavy rocket and the Dragon 2 capsule - the components with which Musk hopes to mount a lander mission to Mars in 2018. Among other things, there is much speculation about how much this is going to cost. Given that one of SpaceX's...