On January 28, 1986, Space Shuttle Challenger broke apart just 73 seconds after liftoff. Pilot Michael Smith's final words ...

(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.

The Artemis II launch on April 1, was a success. But not all launches have bee. In 1986, 7 members of the Challenger crew ...

As anticipation mounts over the Artemis II launch, some Americans are feeling anxious due to the Challenger disaster from ...