The space shuttle Challenger was the second shuttle to reach space, in April 1983. It successfully completed nine milestone missions during its nearly three years of service. In total, the spacecraft spent 62 days, 7 hours, 56 minutes and 22 seconds in space, according to CBS. Challenger hosted the first spacewalk of the space shuttle program on April 7, 1983, and carried the first American female and first black astronauts.
During its 10th launch, on Jan. 28, 1986, the shuttle exploded 73 seconds after liftoff, killing the seven crewmembers and changing NASA's space program
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