On Jan. 28, 1986, the Space Shuttle Challenger exploded 72 seconds after launch from Cape Canaveral, killing all seven crew members, including civilian teacher Christa McAuliffe.

Because a teacher was going to space, millions of schoolchildren watched the Challenger lift off on Jan. 28, 1986. It exploded 73 seconds later.

The Space Shuttle Challenger broke apart just 73 seconds after launch on January 28, 1986, killing all seven crew members ...

NASA's space shuttle Challenger completed 10 missions before it broke apart during a launch in 1986, killing seven astronauts.

The Space Shuttle Challenger disaster on January 28, 1986, killed all seven astronauts on board, but disturbing details later ...

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 ...

The Space Shuttle Challenger was destroyed just 73 seconds into its flight 40 years ago today, killing all seven crew on board ...

The Space Shuttle Challenger exploded 40 years ago, on Jan. 28, 1986. The disaster was watched live on CNN across the globe and in person by family and friends of the crew and schoolchildren. A ...

LENEXA, Kan. (KCTV) - January 28, 1986. The Space Shuttle Challenger explodes 73 seconds after lift-off. School teacher, Christa McAuliffe was one of 7 astronauts on board the shuttle. Schools across ...

The morning of the Space Shuttle Challenger explosion 40 years ago still remains the coldest Jan. 28 ever on the Treasure ...

NASA's space shuttle Challenger exploded and broke apart Jan. 28, 1986, in the sky over East-Central Florida, killing the seven astronauts on board.