Elon Musk wants to colonize Mars. In fact, the billionaire says it could happen within four years. He also says we could be living in a self-sustaining city on the red planet in the next 20 years. Key Points About This Article Elon Musk wants to colonize Mars.

Intuitive Machines, based in Houston, Texas, has been a key player in this initiative, with the Athena lander designed to carry multiple payloads for various scientific experiments.

Elon Musk advocated for "deorbiting" the International Space Station "as soon as possible," suggesting "2 years from now." He said the space station "has served its purpose."