With these new findings, researchers are closer than ever to validating a key planetary defense technique.
Scientists still have much to learn about the potentially life-saving "kinetic impactor technique."
The author of a new book on the DART mission takes us behind the scenes of the day NASA smacked an asteroid.
Nuclear devices generate massive amounts of X-rays. A new experiment suggests that might be enough to divert a killer asteroid.
Rocks knocked off Dimorphos could come back to bite us in a few years—in the form of harmless meteors.
An upcoming Chinese mission will attempt to deflect a small asteroid in the ultimate showdown of planetary defense.