It was 40 years ago today (Jan. 28) that the space shuttle Challenger blasted off on its 10th mission to space. Sadly, the vehicle never made it there. Challenger exploded 73 seconds after liftoff ...

The rocket will carry a Lockheed Martin-built GPS satellite for the U.S. Space Force. The rocket's first stage will land on a drone ship in the Atlantic Ocean, so no sonic boom is expected. The ...

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 ...

On January 28, 1986, the space shuttle Challenger exploded shortly after liftoff, killing the seven crew members on board The space shuttle disintegrated over the Atlantic Ocean, just off the coast of ...

Forty years ago, the space shuttle Challenger exploded 73 seconds after liftoff. Seven astronauts were killed, including teacher-in-space Christa McAuliffe. It was a devastating blow to the U.S. space ...

(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.

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