NASA's space shuttle Challenger exploded 40 years ago today, killing its 7-person crew. Photos reveal Challenger's legacy.

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

40 years ago, shuttle Challenger exploded over Florida in deadly tragedy

40 years ago on Jan. 28, 1986, 7 spacefarers were killed when shuttle Challenger exploded midair after launching from Kennedy ...

Astronaut Had a Close Call Before His Friends Died in the Challenger Explosion. What He Remembers (Exclusive)

Former astronaut and professor Terry Hart is opening up 40 years later about the friends and colleagues he lost on board the ...

A day of tragedy for the space shuttle over Florida. See original live coverage

On Jan. 28, 1986, America witnessed a tragedy: the explosion of Space Shuttle Challenger in the blue skies over Florida. The ...
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Joyous anticipation to tragedy: KC-area astronaut, teacher reflect on 40th anniversary of Challenger disaster

Steve Hawley, who flew five Space Shuttle missions, and Krista Schaffer, a first-grade teacher at Christa McAuliffe ...

Judy Resnik remembered: 40 years after Challenger disaster, Akron astronaut's legacy endures

The Akron native was among seven astronauts lost in the 1986 Space Shuttle Challenger disaster. Decades later, her ...

Space shuttle Challenger remembered 40 years after explosion

Forty years ago, Americans were shocked when the space shuttle Challenger exploded 73 seconds after it launched on a chilly ...