We Asked a NASA Expert: Is NASA Really Crashing a Spacecraft into an Asteroid?

Are we really crashing a spacecraft into an asteroid? We sure are — all in the name of planetary defense. The #DARTMission is a technology test to see if an impactor could change the trajectory of an asteroid. Nancy Chabot of the Johns Hopkins University Applied Physics Laboratory tells us more. Learn more about this first-of-its-kind mission: https://www.nasa.gov/dartmission Producers: Jessica Wilde & Scott Bednar Editor: Matthew Schara