The equatorial regions of Mars are home to unexpectedly enormous layers of ice, and they may have been put there by dramatic ...

New study shows Mars went through shrinking ice ages, revealing how it lost water and where future missions might find what's ...

Clues hidden in Martian rock suggest the red planet may have once hosted an ocean. Earth’s own ancient rivers are helping ...

Giant, dense structures have been detected deep beneath thesurface of Mars, stirring both curiosity and excitement among planetary scientists. These hidden masses could reshape our understanding of ...

Perseverance rover data shows Jezero Crater once held a calm lake, leaving behind mudstones rich in organic-linked minerals.

“This is a really important operational evaluation of human health and performance that NASA is doing in preparation to land the first humans on Mars. In CHAPEA, we mimic what is the Mars surface ...

Billions of years ago, water flowed across Mars. Most scientists agree the red planet had rivers. But did those rivers flow ...

Dust devils form when the planet’s surface heats up, pushing hot air close to the ground rapidly up through cooler air above.

A fleet of ball-shaped rovers could drift across the Martian surface like tumbleweed, driven simply by the wind.

As space agencies race to set foot on the Moon, Mars, and elsewhere, a not-so-glamorous problem could be the key to success: ...