In the next decade, space agencies plan to bring rock samples from Mars to Earth. But what if these rocks contain alien ...

Rocks loafing about on the surface of Mars have been harboring secrets about the red planet's mysterious past.

An image snapped by NASA's Mars rover has sparked theories of aliens on the Red Planet. The photo shows what many have ...

An arrowhead-shaped rock on Mars sporting features that may hint at ancient microbial activity on the Red Planet has left ...

NASA’s Perseverance rover has uncovered high-purity quartz crystals on Mars, a discovery that could reshape the search for ...

Radioisotope thermoelectric generators do not rely on chemical reactions like the batteries in your phone. Instead, they rely on the radioactive decay of elements to produce heat and eventually ...

The intriguing chemistry of a rock collected by the Perseverance rover could trace to microbial activity—or not ...

The Red Planet and its tiny moon Deimos were recorded at a very near distance as the asteroid-chasing spacecraft completed a flyby on Wednesday.

Nuclear pulse propulsion is a technology that would work. It was being developed in the 1960s. It was stopped because of the nuclear test ban treaty and ...

Since its arrival on the Martian surface five years ago, NASA’s Perseverance rover has been busy scouring the Red Planet for ...

The idea of an ancient Martian ocean has fascinated scientists for decades. Now, groundbreaking research based on radar scans ...

While the car-sized spacecraft flew around the Mars system, flight controllers on Earth temporarily lost communication with ...