A new study reconsiders the controversial findings of NASA's Viking Mars lander in 1976, which some argue may have shown ...

"It's like a game of billiards around the solar system, flying by a couple of planets at just the right angle and timing to ...

The race to Mars has intensified, with two major players leading the charge—NASA and SpaceX. NASA, a government-backed agency ...

This image of Mars' Valles Marineris hemisphere, captured on July 9, 2013, is a composite created from 102 images taken by ...

A new study in the journal Nature Communications reveals that Mars is red for very much the same reason it may have once been ...

Seen as showing promising potential in future Mars science work, the UAV can take off at any time, traverse obstacles, and ...

NASA's Europa Clipper will streak just 550 miles (884 kilometers) above the surface of Mars for what's known as a gravity ...

NASA's Europa Clipper is about to use Mars' gravitational pull to slingshot itself towards Jupiter's smallest moon later this ...

A new study claims that a mineral found in Mars' dust called ferrihydrite, which forms in the presence of cool water, is ...

After Friday's spectacle, a "planet parade" of this size won't appear in the night sky for several years, experts say.

Today, we know of Mars as a cold, dry desert, with patches of subterranean ice and ice caps at its poles. Billions of years ...

Ferrihydrite, a water-rich iron mineral, plays an important role in giving the red planet its signature hue, according to the ...