+**Challenger** was a [Space Shuttle](/wiki/space_shuttle) orbiter, the second in [NASA](/wiki/NASA)'s operational fleet. Its brief but impactful career ended tragically in 1986 during its tenth mission, becoming a profound moment in the history of human spaceflight.
+## See also
+- [Space Shuttle](/wiki/space_shuttle)
+- [NASA](/wiki/NASA)
+- [Space Flight](/wiki/space_flight)
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