Elon Musk’s bombshell decision to freeze plans to begin building a human colony on Mars, in favor of fostering a Moon city, ...

The hottest real estate market in the solar system is officially open for business. Elon Musk announced this week that SpaceX has launched a formal waitlist for residential property on Mars, with ...

As SpaceX prepares to go public, Mr. Musk has proposed moonshots that differ from the company’s original aim of reaching Mars ...

SpaceX shared a video in which founder Elon Musk gave a timeline for the company's Starship to reach Mars in the years ahead.

Elon Musk's long-standing ambition to build a human colony on Mars may be running into a very human obstacle. New research suggests human sperm struggles to function properly in space, raising serious ...