The news was a relief for Fitzsimmons and the entire Hera team.
The ESA spacecraft embarked on a two-year journey to the asteroid Didymos and its moonlet Dimorphos on Monday.
The European Space Agency’s Hera spacecraft rocketed away on a two-year journey to the small, harmless asteroid rammed by ...
A spacecraft has blasted off to investigate the scene of a cosmic crash. The European Space Agency's Hera spacecraft rocketed ...