One summer night in 1877, American astronomer Asaph Hall was looking through his telescope in Washington, D.C. Mars was at ...

The Perseverance Mars rover's Mastcam-Z camera the Martian moon Phobos transit the Sun. See real-time and time-lapsed views ...

A mysterious moon, a vanished Soviet spacecraft, and monolith-like objects standing alone in the Martian dust—what’s really ...

The image, captured by NASA ’s Mars Odyssey orbiter, is the first of its kind: a volcano on the Red Planet seen on the ...

A Martian volcano, Arsia Mons, rises above the clouds in a newly released panoramic image captured by the Mars Odyssey orbiter.

NASA's Perseverance rover is digging deeper into Mars' geologic past as it begins grinding into rock surfaces to expose ...

NASA’s Odyssey orbiter captured stunning new infrared images of the bizarre Martian moon Phobos. Scientists have debated the origins of Phobos, and some believe it is either a chunk of Mars that ...

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

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.