Space age hits 50 years with Sputnik 1 anniversary

50 YEARS AGO: On Oct. 4, 1957, the Soviet Union launched Sputnik-1, marking the beginning of the Space Age. The first artificial satellite to orbit the Earth, Sputnik 1 was a 23-inch diameter sphere covered with aluminum alloy weighing 184 pounds and featuring four antennas. It was launched atop an...

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