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Earth safe after asteroid flyby

Cosmic rock completes closest known flyby for a rock of its size, passing closer than some satellites.

http://www.wtsp.com/video/2168221854001/1/Earth-safe-after-asteroid-flyby http://bcdownload.gannett.edgesuite.net/wtsp/35087134001/35087134001_2168236803001_th-511eb539e4b0cda1b9ad42f4-1206954749001.jpg?pubId=35087134001 Earth safe after asteroid flyby Cosmic rock completes closest known flyby for a rock of its size, passing closer than some satellites. nationalNASAwtspasteroidspaceNewsscience 02:11

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