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

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 ...

From our earthly perspective, the moon and Mars will appear closest to each other at around 8 p.m. Eastern Time, with Mars slipping about 1.2 degrees beneath the moon's lower limb. Since the moon ...