Before we get to Mars, we're going to have to practice. And develop radical leaps in technology, but also practice. A Mars mission will be utterly unlike anything attempted by humanity. We're talking ...

Each Martian winter, a narrow white plume creeps across the planet’s Southern Hemisphere, forming just before sunrise above the massive Arsia Mons volcano. From orbit, it looks like a silvery thread ...

A NASA spacecraft that has been circling Mars for more than two decades has spotted something it never has before in well over 100,000 orbits of the Red Planet. On a morning horizon in May, the ...

“We picked Arsia Mons hoping we would see the summit poke above the clouds. It didn’t disappoint," says Jonathon Hill, operations lead for THEMIS at Arizona State University.

Captured by NASA's 2001 Mars Odyssey orbiter, the stunning panoramic photo shows Arsia Mons rising above early morning clouds. It's the first time a Martian volcano has been photographed on the ...