Space Shuttle Challenger is lost
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NASA's space shuttle Challenger completed 10 missions before it broke apart during a launch in 1986, killing seven astronauts.
Wednesday marks a somber anniversary in American history. 40 years ago, seven astronauts were killed when Space Shuttle Challenger exploded during liftoff.
Framingham State University will host a memorial service for Christa Corrigan McAuliffe, class of 1970, and the rest of the Challenger Space Shuttle crew on Saturday, said the university.