An astronomer is suggesting that Mars once had a large moon that exerted enough force to create a large bulge on its surface.

Giant, dense structures have been discovered beneath the surface of Mars and they are leaving experts both mystified and ...

Newly released images of Mars reveal a "smiley" salt deposit on the Red Planet's surface. A related study suggests that ...

The image above shows a striking cloud pattern sculpted by gravity waves, which are common ripples in both Mars' and Earth's ...

A Mars scientist shares the inside story of the NASA Curiosity rover's poignant first photo of Earth and Mars moon Phobos ...

In searching for potential dangers humans would face on a long Mars mission, scientists are leaving no stone ...

NASA’s Curiosity rover achieved a historic milestone by capturing the first-ever image of Earth alongside Phobos, one of Mars ...

Martian Cloud Atlas unveils stunning atmospheric phenomena on Mars, offering valuable data on the clouds, storms, and weather ...

Watching for changes in Mars' orbit over time could be new way to detect passing dark matter, according to researchers.