The first mission to land on a moon of Mars could launch as soon as Oct. 19, carrying with it a sample collection instrument ...

Japan’s Martian Moons eXploration (MMX) mission aims to bring back the first-ever samples from Phobos, a moon of Mars, to explore what the Solar System was like shortly before life arose on Earth. MMX ...

Sometimes, preserving funding for science isn’t enough. Though NASA was spared the worst of the cuts proposed over the last two years, the agency is on track to award the fewest scientific grants in ...

In September, outer space stunned us with views of a decagon on Saturn’s south pole, a new crater on the Moon, and the surreal pink and pearl-white tones of Martian frost. Check them out below, along ...