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

Hera spacecraft captured rare images of Deimos, one of Mars’ two moons, from 621 miles away while en route to the asteroid ...

The results of Hera's flyby could ultimately tell us whether Deimos is a captured asteroid or made from debris from a giant ...

The most elusive planetary aurora in the Solar System has finally been revealed in all its gently glowing glory. Far from the ...

For an hour, HERA flew as close as 5,600 kilometers from the Martian surface, at a speed of 33,480 kilometers an hour. It ...

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

On the way to investigate the scene of a historic asteroid collision, a European spacecraft swung by Mars and captured rare images of the red planet’s mysterious small moon, Deimos, the European Space ...

Robert Zubrin, the planet’s leading strategist for landing humans on Mars, predicts SpaceX’s Starship will win the race to ...

"We found evidence for wind, waves, no shortage of sand—a proper, vacation-style beach," said geologist Benjamin Cardenas.

The red planet Mars, named for the Roman god of war, has long been an omen in the night sky. And in its own way, the planet’s rusty red surface tells a story of destruction. Billions of years ...

For the first time on a global scale, 20 years of observations on Mars have been condensed into a single study led by ...