On its way to Didymos and Dimorphos, Hera has found time to test its cameras in preparation for the big moment.

How do you identify a cosmic pebble passing across the void, three million kilometers distant, and be certain that it’s not another star? For ESA’s Hera mission, which is now far into its cruise ...

ESA’s Hera mission is two-year flight to the Didymos binary asteroid system. See its trajectory here. Credit: ESA - European ...

Otero and (18805) Kellyday. Though distant and faint, the early observations serve as both a successful instrument test and a demonstration of agile spacecraft operations that could prove useful for ...

Space is an active place. Asteroid 2025 OT7 will fly by Earth in August 2025. It is about 170 feet wide. It will travel at ...