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

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

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 ...

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

ESA's Hera spacecraft inaugurated use of its science instruments to image the smaller of the planet's two moons, Deimos.

Throughout history, when pioneers set out across uncharted territory to settle in distant lands, they carried with them only ...

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

On the way to investigate the scene of a historic asteroid collision, a European spacecraft swung by Mars and captured rare ...

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

The Hera probe has swung around Mars, using the planet’s gravitational pull to fling itself toward its asteroid target. During its brief rendezvous with the Red Planet, Hera caught a glimpse of the ...