New discoveries by NASA's Curiosity Mars rover may not only explain why the Red Planet is a dry, lifeless desert, but that it ...

A new panorama from NASA's Mars Odyssey orbiter shows Arsia Mons, one of the largest volcanoes on Mars, rising above a thick ...

Mars has long captured humanity’s imagination, especially given the tantalizing evidence of ancient river valleys and ...

Looks like Mars might have had more water than anyone previously imagined.

In fact, studying the features detailed in Odyssey's photos could help NASA prepare for future crewed missions to Mars by ...

Brazil.- As part of the Mars analog mission in Brazil, the Alpha Centauri crew—led by Mariló Torres of Córdoba and ...

NASA Odyssey orbiter snapped a first-ever image of a Mars volcano peeking above clouds before dawn. It’s twice as tall as Earth’s largest volcano.

UChicago-led analysis of Mars Science Laboratory Curiosity rover data may explain why planet was likely harsh desert for most ...

Why is Mars barren and uninhabitable, while life has always thrived here on our relatively similar planet Earth?

What changed Mars from a potentially habitable world into the barren planet we see today? Scientists at the University of ...

In a new study published in the journal Nature Astronomy, scientists say mineral-rich layers of clay on Mars were once ideal ...