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 ...

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

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

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

Getting from Earth to space isn’t just about speed—it’s about planning the right trajectory. The Moon, our closest neighbor, ...

D printers will make the tools, structures and habitats space pioneers need to survive in a hostile alien environment.

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

"If the moon and a planet are near Castor and Pollux you have an impressive show." From our earthly perspective, the moon and Mars will appear closest to each other at around 8 p.

Nuclear pulse propulsion is a technology that would work. It was being developed in the 1960s but it was stopped because of ...