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The first orbital spaceflight of NASA's Space Shuttle program. April 12, 1981 to April 14, 1981.
-1 STS-1 (Space Transportation System-1) was the first orbital spaceflight of NASA's Space Shuttle program. The first orbiter, Columbia, launched on April 12, 1981,[1] and returned on April 14, 1981, 54.5 hours later, having orbited the Earth 37 times.
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