Forty years ago, the NASA space shuttle Challenger exploded 73 seconds after liftoff, killing all seven crew members. Among the seven crew members were five NASA astronauts, as well as a payload ...

Smoke billows in the sky above the Kennedy Space Center in Florida after the explosion of the Space Shuttle Challenger on Jan. 28, 1986. Just one day before the Challenger space shuttle exploded over ...

This browser does not support the Video element. Seven astronauts were killed in the 1986 space shuttle Challenger disaster. Because a teacher was aboard, millions of schoolchildren watched the event ...

HUNTSVILLE, Ala. (WHNT) – Challenger Elementary School planned a special educational event for students to commemorate the 40th anniversary of the Space Shuttle Challenger disaster. The program ...

(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.

Forty years ago, a space shuttle exploded. A teacher and her crewmates lost their lives. A generation of schoolchildren watched it happen live. I was one of them. I was 10 when the Challenger ascended ...