Add Yahoo as a preferred source to see more of our stories on Google. The Challenger Learning Center is asking the community to honor its namesake as 2026 marks the 40th anniversary of the Challenger ...

The Space Shuttle Challenger exploded 73 seconds into flight on January 28, 1986, killing all seven crew members. Evidence found 40 years later suggests three astronauts activated their emergency air ...

Sunday marks 38 years since the space shuttle Challenger lifted off on a chilly Florida morning and passed into history when the ship carrying seven astronauts -- one the first “civilian” in space, ...

Unfortunately, this book can't be printed from the OpenBook. If you need to print pages from this book, we recommend downloading it as a PDF. Visit NAP.edu/10766 to get more information about this ...