It may cost up to $10 trillion to setup Human colony on Mars: Elon Musk
SpaceX CEO Elon Musk has expressed his desires to set up human colony on Mars. Yesterday, in a tweet he was asked, how much it may cost to set up the human colony on Mars to which Musk replied that it is going to cost approximately between $100 billion to $10 trillion. SpaceX is actively pursuing their Mars dream to put human astronauts on Mars by 2024. They already has a rocket, spacesuit and crew capsule for that.