Fifteen years ago today, the roar of engines and a pillar of fire lit up the Florida sky as Space Shuttle Discovery began its final journey into space.

McAuliffe was a high school teacher from New Hampshire who was to be the first civilian and American teacher in space. She was selected as part of the Teacher in Space program. Her inclusion on the ...

Add Yahoo as a preferred source to see more of our stories on Google. On January 28, 1986, the space shuttle Challenger exploded shortly after liftoff, killing the seven crew members on board The ...

The space shuttle's seven crew members died, including one civilian teacher. The tragedy changed the course of NASA's future. On the morning of January 28, 1986, seven crew members were killed when ...

There is long process to get the Space Shuttle into Orbit around the Earth! 📼Video Summary: There is a long process to ...

(CNN) - Wednesday marks the 40th anniversary of the Challenger space shuttle explosion. It was a moment of collective grief on Jan. 28, 1986, when the space shuttle exploded during a live broadcast.