At half the size of Earth and one-tenth its mass, Mars is a featherweight as far as planets go. Yet new research reveals the ...

Led by the University of Bern, the study involved investing Valles Marineris, the largest canyon system on Mars.

For astronaut safety and to bolster success of the human exploration to come later, NASA needs an end-to-end demonstration of ...

Mars has an active, electrically charged surface where dust storms and spinning dust devils regularly move and reshape the ...

Exploration advocates are pushing back against the planned cancellation of NASA's Mars sample return project, saying it could ...

NASA planetary science division director Louise Prockter conceded that the agency is "very unlikely" to recover its MAVEN ...

NASA lost contact with the MAVEN probe in Mars orbit, and teams are working to reestablish communications after an unexpected ...

A recent photo from NASA's Curiosity rover gives an idea of what Mars would look like under skies that resemble our own on ...

Why did the ice ages occur? If you need a scapegoat, a new study by Stephen Kane of UC Riverside suggests pointing the finger ...

ORIGAMI-style space homes that spring off the ground on Mars could house future visitors to the red planet. These hi-tech ...