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

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

Like our moon, Deimos is tidally locked to Mars, meaning the same side always faces the planet—the only side visible to ...

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.

Then there's a more recent, third possibility, which is that they could be the remains of a larger asteroid that was torn apart. Martian moon Deimos appears dark, framed by the brighter planet ...

Deimos is the smaller and less photographed of Mars’ moons. This egg-shaped object, only measuring about 7.7 miles in ...

Europe's Hera spacecraft flew by Mars this week on its way to catch up with an asteroid and tested out its cameras on the Red ...

The Hera probe has swung around Mars, using the planet’s gravitational pull to fling itself toward its asteroid target.

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 space exploration mission to study an asteroid that NASA deliberately crashed a spacecraft into three years ago has taken stunning bonus images of Mars and its moon Deimos en route to its final ...