The results of Hera's flyby could ultimately tell us whether Deimos is a captured asteroid or made from debris from a giant impact on Mars. Europe's Hera mission, on its way to the Didymos ...

On March 12, the European Space Agency’s (ESA) Hera spacecraft captured rare images of Deimos, one of Mars’ two moons, from 621 miles away while en route to the asteroid moonlet Dimorphos.

It's called Deimos, and is much smaller and more mysterious than Phobos, the first moon of Mars. The pictures were taken by the ESA's Hera mission, which is on its way to an asteroid called ...

On March 12, 2025, the European Space Agency’s (ESA) Hera spacecraft captured an extraordinary near-infrared image of Mars’ ...