Families of the astronauts lost in the space shuttle Challenger accident are marking that tragic day 40 years ago ...

NASA held its annual Day of Remembrance on Thursday to honor those who lost their lives in the pursuit of space exploration.

It was a cold morning in Florida when the last words heard by any of Space Shuttle Challenger’s crew were uttered by pilot Michael Smith. The seven members of mission 51-L, the 25th space shuttle ...

We take you to the events that have shaped our world through the eyes of the people who were there. For nine minutes every ...

NASA remembrance day commemorates the astronauts who died in the Challenger, Columbia and Apollo One tragedies ...

Families and friends gathered at the Kennedy Space Center to commemorate the Challenger disaster's 40th anniversary, which ...

For 73 seconds, a crowd of excited Americans looked to the sky in wonder and awe as they waved goodbye to the crew aboard ...

Events include a symposium and graduate fair for students taking place through the weekend, as well as a luncheon and panel discussion open to the public next Wednesday.

We're revisiting live broadcasts from Cape Canaveral, with one of the local reporters who covered the launch in real time. Almost 40 years ago, the Challenger space shuttle broke apart, claiming the ...

HOUSTON -- NASA will observe a solemn anniversary today. The Challenger accident happened 30 years ago today. NASA is set to honor the victims of that accident across multiple states today. It is hard ...

The 40th anniversary of the Challenger disaster cast a shadow over NASA's annual Day of Remembrance event inside the Space ...