NASA's Double Asteroid Redirection Test (DART) impacted the 'moonlet' Dimorphos in the Didymos asteroid system. NASA's Hubble ...

An asteroid first spotted in December has a 1.2% chance of hitting Earth in 2032. Scientists are tracking the space rock to learn more about its size and trajectory.

NASA is keeping a close eye on three vehicle-sized asteroids that will make close approaches to Earth today. The trio was ...

Neither Dimorphos nor Didymos poses a danger to Earth. Still, the double-asteroid system was a perfect target on which to test deflection technology because Dimorphos’ size is comparable to ...