Source: http://feedproxy.google.com/~r/wiredscience/~3/nO8XCn7tU9M/
Wednesday, February 15, 2012
Time-Lapse Starscape Videos Show Heavens in Motion
The night sky seems unchanging to the naked eye, but beauty is hidden beyond the limits of unaided human perception. As Earth rotates, the sky moves, revealing astronomical events that only time-lapse photography -- a series of exposures lasting for minutes apiece -- can truly capture.
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