SpaceX, the leader in launching US spy and military satellites, has already launched missile-detection satellites for the ...

Following is a transcript of the video. Narrator: Elon Musk has a giant new addition to his plans for colonizing Mars. The Starship Rocket. For years, this rocket was merely a concept on paper.

Before launching SpaceX, Elon Musk was working on a philanthropic project about sending a greenhouse to Mars, and potentially laying the groundwork for creating a passenger rocket in space.