FOXNEWS America Reports With John Roberts Sandra Smith November 4, 2021 18:59:00
Tell target a small moon. it will crash into the moon to change its orbit. it could be a proven method to push asteroids away that are threatening earth. >> we don't want to be in a situation where an asteroid is headed to earth and then have to test this capability. we want to think about how the spacecraft works and what the reaction will be by the asteroids to the impact before we ever get in a situation like that. >> dart will launch later in the month. the collision won't take place until late 2020. john, this is just a test. no current threat. >> john: all right, i was cueing up aerosmit...