Seven astronauts were killed in the 1986 space shuttle Challenger disaster. Because a teacher was aboard, millions of schoolchildren watched the event live in school. Forty years later, many of those ...
Editor's note: This story contains discussion of astronaut fatalities and dangerous moments in human spaceflight. It was 40 years ago today (Jan. 28) that the space shuttle Challenger blasted off on ...
Forty years ago today, Americans were stunned, shocked and saddened when the Challenger space shuttle exploded 73 seconds after liftoff on a cold, cloudless day in Florida. A booster leak ignited the ...
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