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

The second half of the 19th century was a particularly interesting time to imagine Mars. This was a period during which the ...

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 ...

The new images by the Curiosity rover on Mars show "dramatic evidence" of ancient groundwater in crisscrossing low ridges, NASA said.

The images and data being collected are already raising new questions about how the Martian surface was changing billions of ...

NASA’s Viking 1 orbiter photographed this region in the northern latitudes of Mars on July 25, 1976, ... (Incidentally, we’ve seen smiley faces on Mars, too.) ...

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