A rock on Mars that may hold clues about ancient microbial life on the Red Planet continues to puzzle scientists.

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

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

Scientists have identified another possible commonality between Earth and Mars: a solid inner core. Scientists have ...

A space probe named Hera captured images of Mars' small Deimos moon while on a mission to examine an asteroid.

NASA’s Perseverance rover found pale rocks containing kaolinite on Mars, a mineral that forms in warm, wet conditions.

Robert Zubrin, the planet’s leading strategist for landing humans on Mars, predicts SpaceX’s Starship will win the race to speed astronauts to Mars, but not until 2031.

A mission to survey the results of a deliberate crash between an asteroid and a NASA spacecraft has taken stunning images of ...

A new study by researchers including those at the University of Tokyo revealed that atmospheric gravity waves play a crucial ...

Saturday finds the moon in a waxing gibbous phase. Of all the phases that the moon goes through over 29.5 days, a waxing ...