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USSR Launches Sputnik
The world's first artificial satellite was about the size of a beach ball. Took about 98 minutes to orbit the Earth on its elliptical path. -
USA Launches Explorer 1
First U.S. satellite and the first satellite to carry science instruments. Followed a looping flight path that orbited Earth once every 114 minutes. -
USA Launches Ham- A Chimpanzee on Mercury 2
HAM was the first chimp in space. Blasted off to an altitude of 157 miles during the Mercury-Redstone 2 mission. -
USSR Launches Luna 3
The third spacecraft successfully launched to the Moon and the first to return images of the lunar far side.