Elon Musk’s ambition to one day settle Mars appears to have taken a back seat for a rather nearer and more achievable goal – ...

A recent discovery suggests Mars may have once had a much larger moon, which could have caused tides in a lake that once ...

Just 13 months after declaring the moon "a distraction," Elon Musk has announced that Earth's nearest neighbor is now the ...

Elon Musk has announced a major shift in SpaceX’s spaceflight ambitions. The billionaire says the company is now prioritizing ...

A look at the debate over building a city on the Moon or Mars, covering scientific findings, mission timelines and challenges discussed on the Fiction Science podcast.

Six planets in the solar system have at least one moon. Both Earth and Mars are toward the lower end of the lunar count, as our home planet only has one moon, and Mars has two. But not all moons share ...

SpaceX is putting its longstanding focus of sending humans to Mars on the back burner to prioritize establishing a settlement ...

Elon Musk is putting his dreams of colonizing Mars on hold and said his SpaceX rocket company will instead focus on building ...

Phobos is the larger and innermost of Mars' two moons, and it's a fascinating celestial body. It's small, irregularly shaped, and orbiting just about 6,000 kilometers above the surface of the Red ...

SpaceX shifts focus with IPO approaching ...

As more than 120 million people tuned in to the Super Bowl for kickoff on Sunday evening, SpaceX founder Elon Musk turned instead to his social network. There, he tapped out an extended message in ...

SpaceX is prioritizing the moon over Mars, Elon Musk said, citing faster timelines and strategic urgency while maintaining ...