25 years ago today, Voyager I turned around to take a photo of Earth on its way to Saturn. You are looking at it. Our planet—6 billion kilometers (3.7 billion miles) away from the spacecraft—is that tiny pale blue dot, "a mote of dustsuspended in a sunbeam." It is one of the most important photos ever taken.
via Gizmodo http://ift.tt/1Dtpee0
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