NASA is working on a groundbreaking nuclear electric propulsion system that could dramatically speed up trips to Mars. The ...

Mars spacecraft teamed up with an AI model to find a new impact crater on on the Martian surface, changing our understanding of the interior.

A U.S. scientist searching for a civilization across 7 Earth clones circling the red dwarf star TRAPPIST-1 says its own alien ...

NASA’s Perseverance rover has collected a sample from Mars that has textures “unlike anything we’ve ever seen before.” Known ...

New research shows that meteoroid impacts on Mars generate seismic signals that travel much deeper than previously thought, ...

A NASA satellite has spotted frozen "kidney beans" on Mars' sand dunes trapped in place until springtime. Photographing them ...

NASA's remarkable new sample from Mars will help scientists get a better understanding of the planet's history and whether it ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. Two new potential ...

Scientists have now got a glimpse into Mars’ interior, as well as a better understanding of how all rocky worlds form, ...

Though it's a cold, dead planet, Mars still has its own natural beauty about it. This image shows us something we'll never ...