Add Yahoo as a preferred source to see more of our stories on Google. mars sitting on a field of stars - Eyeem Mobile Gmbh/Getty Images NASA has been working toward one of its most exciting and ...

NASA has set its sights on sending astronauts to Mars sooner than most people realize. The ambitious plans include preparing for crewed missions in the coming decades, with a focus on technology, ...

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.

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