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.

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.

Musk’s announcement comes as NASA plans to send four astronauts around the Moon on a crewed flyby in the Artemis II mission ...

Elon Musk recently announced that SpaceX is putting Mars colonization on the back burner. Instead, he plans to build a cosmic city much closer to home.

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

When Philip K. Dick imagined artificial beings in his book "Do Androids Dream of Electric Sheep," the question was whether machines could think and feel like humans. Today, NASA is posing a related, ...

Musk will discuss progress and next steps toward building a human presence on the Red Planet ahead of Starship’s ninth test flight today. Reading time 3 minutes Update: May 27, 1:21 p.m ET: SpaceX has ...

Bill Maher once had high hopes for Elon Musk—and for humankind. The comedian and Real Time With Bill Maher host has always been skeptical of Musk’s goal of colonizing Mars, but he did once think the ...