On Monday (Sept. 26) at 7:14 p.m. EDT (2314 GMT), NASA will intentionally crash a spacecraft into an asteroid — and you might be able to see it live. The Double Asteroid Redirection Test (DART) is a planetary defense mission designed to test a method of redirecting an Earth-bound asteroid by ...
View more: NASA will crash a spacecraft into an asteroid on Monday and you can watch it through telescopes online