See the Red Planet slip behind the moon and re-emerge in this time-lapse. Credit: Griffith Observatory | edited by ...

The thick, mineral-rich layers of clay found on Mars suggest that the Red Planet harbored potentially life-hosting ...

Look for them around 10 p.m. local daylight time, roughly one-quarter up in the western sky. In addition to their closeness ...

July's full moon -- known as the Buck Moon or the Thunder Moon -- will light up the night sky on July 10 and be at its ...

NASA’s Mars Orbiter is rolling 120° to help see beneath the surface - and it’s revealing clearer signs of ice, rock, and ...

A rock on Mars spilled a surprising yellow treasure after Curiosity accidentally cracked through its unremarkable exterior.

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

One of the great unsolved problems in modern planetary science is written on the surface of Mars. Mars has canyons that were ...

Each month, a full moon lights up the night sky—but this July brings a special sight for stargazers. The full Buck Moon will ...

Observing Mars with probes If you look closely at pictures of Mars taken by rovers on its surface, you can see that most of the planet isn’t purely red, but more of a rusty brown or tan color. Probes ...

During the latter part of June, Mars will put on a couple of eye-catching shows, teaming up first with a bright star and then, late this month, with the moon.