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Explorer 1 (animation 1)
         



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Explorer 1 (animation 1)
This animation shows Explorer 1 in orbit around Earth. Launched in 1958, Explorer 1 was the first U.S. Earth-orbiting satellite and the first to return scientific data from space.
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6Mb | Screen size: 480x360:
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10Mb | Screen size: 640x360:
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