Astronomers are tracking an asteroid that could hit Earth in 2032 : NPR
A meteor contrail is seen over Chelyabinsk, Russia on Friday, Feb. 15, 2013, in a photo taken by a mobile phone camera. The object streaked across the sky over Russia’s Ural Mountains region causing a shock wave and injuring hundreds of people, including many who were hurt by broken glass. Sergey Hametov/AP hide caption toggle … Read more