Your direct connection with the stars and all of the space in between them. hide caption

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Researchers who studied pieces of the meteor collected near Lake Cherbarkul say it was a common chondrite meteor. The largest of the 53 fragments was one centimeter in diameter. Photo provided by the Urals Federal University Press Service. Alexander Khlopotov/AP hide caption

itoggle caption Alexander Khlopotov/AP

A meteor's vapor trail above the city of Chelyabinsk, Russia, on Friday. Vyacheslav Nikulin /EPA /LANDOV hide caption

itoggle caption Vyacheslav Nikulin /EPA /LANDOV