64: Almost A Good Comet

Everyone's heard of the famous comets: Halley, McNaught, Hale-Bopp, the Great Comet of 1844. Ok, maybe not that last one. Earlier this year astronomers got very excited about a new comet, called Atlas, winging its way through the Solar System. The Great Comet of 2020? Atlas promised to be quite a show ... until it didn't.