A meteorite contrail is seen over Chelyabinsk, Russia, on Friday, Feb. 15, 2013. A meteor streaked across the sky of above the Ural Mountains, causing sharp explosions and reportedly injuring hundreds of people, including many hurt by broken glass. (Associated Press)

Photo by: Yekaterina Pustynnikova

A meteorite contrail is seen over Chelyabinsk, Russia, on Friday, Feb. 15, 2013. A meteor streaked across the sky of above the Ural Mountains, causing sharp explosions and reportedly injuring hundreds of people, including many hurt by broken glass. (Associated Press)