Home Videos WATCH: NASA DART’s Impact with Asteroid Dimorphos – LIVE WATCH: NASA DART’s Impact with Asteroid Dimorphos – LIVE Sep 26, 2022 comments off Tweet on Twitter Share on Facebook Pinterest asteroid Asteroid Dimorphos CNET Highlights dart mission dart test defend earth defend earth from asteroid dimorphos Double Asteroid Redirection Test Double Asteroid Redirection Test (DART) earth defenses earth's planetary defense event killer asteroids live livestream nasa nasa dart nasa dart live nasa dart livestream nasa dart mission nasa dart test launch nasa live nasa livestream nasa rocket test nasa test launch planet defense planetary defense