Challenger was a Space Shuttle orbiter, the second in 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.
Challenger was a Space Shuttle orbiter, the second in 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.