On January 28, 1986, Space Shuttle Challenger broke apart just 73 seconds after liftoff. Pilot Michael Smith's final words ...
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 ...
Add Yahoo as a preferred source to see more of our stories on Google. The Space Shuttle Challenger explodes shortly after lifting off from Kennedy Space Center, in Florida, on Jan. 28, 1986. All seven ...