Tracked Astroids for the Past 30 Years

Ever wonder just how many asteroids are out there in the solar system?  Well wonder no more because after watching this insightful video on every asteroid discovered in the last 30 years you'll have a new fear on how close impending doom really is, but cheer up at least it's in video form! Easily digestible, you know.

Via Gizmodo (Linkage)