Forty years ago, Americans were shocked when the space shuttle Challenger exploded 73 seconds after it launched on a chilly ...
On January 28, 1986, the space shuttle Challenger exploded shortly after liftoff, killing the seven crew members on board The ...
This week marks forty years since seven astronauts were killed in the space shuttle Challenger accident in 1986. Families of ...
NASA is getting ready to launch its massive, fully expendable rocket for the first crewed flight to the Moon since Apollo.