Add Yahoo as a preferred source to see more of our stories on Google. If an asteroid ever needs to be diverted from a collision course with Earth, a future planetary defense mission may resemble a ...

Space is filled with threats that we can't see until it is too late.

Blue Origin and NASA are teaming up on a new mission to protect Earth from asteroids, building on NASA's DART success.

NASA's DART mission didn’t just change the orbit of Dimorphos, the asteroid it hit. It changed the orbit of the larger Didymos around the sun.