Mars haunts us as a vision of a planet gone wrong. It was once warm and wet, with rivers flowing across its surface and ...

Orbital dynamics show that President Trump’s pledge to land astronauts on Mars couldn’t happen until 2029 at the earliest.

NASA astronauts Suni Williams and Butch Wilmore are scheduled to begin U.S. Spacewalk 92 early Jan. 30. Suni Williams and ...

"It's been such a puzzle that there was liquid water on Mars, because Mars is further from the sun, and also, the sun was ...

Mars Ingenuity helicopter's 59th flight was captured by the Perseverance rover's Left Mast-cam camera. Credit: Credit: ...

Sometimes, the best innovative ideas come from synthesizing two previous ones. We've reported before on the idea of having a ...

NASA's two stuck astronauts take their first spacewalk together since arriving at the space station last year.

NASA's Perseverance rover's Mastcam-Z camera captured the Ingenuity helicopter's 47th Mars flight. Credit: Space.com | footage courtesy: NASA/JPL-Caltech | edited by Steve Spaleta Music: Terminal Shut ...

It was just a rock, but when Timothy Lyons picked it up, he knew the Earth had stories to tell, and he wanted to find out ...