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

On Sunday Elon Musk said that SpaceX is prioritizing the establishment of a “self-growing city” on the moon over and above his long stated ambition to settle Mars. In a post on his social media ...

With the help of his space company’s gigantic Starship rocket, the mercurial entrepreneur wants to ensure the “long-term survival of consciousness” by ferrying a million settlers to permanent ...

If you're banking on Earth being around forever, Elon Musk has some grim news: we're living on borrowed time—and the sun has the final say. In a recent interview on Fox News' "Jesse Watters Primetime, ...

There are substantial technical, political, and financial obstacles to starting the colonization of Mars within the next few decades. SpaceX is farther along than most toward this ambitious goal.

Editor's note: All opinions, columns and letters reflect the views of the individual writer and not necessarily those of the IDS or its staffers. Rovers on Mars have made exciting finds and ...

Mars is often portrayed as humanity’s backup planet, but this video challenges that idea head-on. From radiation and dust ...