Editor’s note: Reporter Kevin Spear was part of the Orlando Sentinel’s coverage team for the Space Shuttle Columbia accident, which occurred 20 years ago this week on Feb. 1, 2003. He offers this ...

Mary Cleave, the NASA astronaut who in 1989 became the first woman to fly on a space shuttle mission after the Challenger disaster, has died at the age of 76. NASA did not give a cause of death, the ...

Over the next 24 hours, you're bound to see an outpouring of tributes online or on the news eulogizing those lost aboard Space Shuttle Columbia 20 years ago. The purpose of these eulogies is and ...

The orbiter broke apart while reentering the atmosphere at the end of the STS-107 mission. February 1, 2003 will live up as one of the saddest days in the history of space exploration. Just 22 minutes ...

Mary Cleave, the NASA astronaut who in 1989 became the first woman to fly on a space shuttle mission after the Challenger disaster, has died at the age of 76, the space agency announced on Wednesday.

(CNN) — Mary Cleave, the NASA astronaut who in 1989 became the first woman to fly on a space shuttle mission after the Challenger disaster, has died at the age of 76, the space agency announced on ...

Mary Cleave, the NASA astronaut who in 1989 became the first woman to fly on a space shuttle mission after the Challenger disaster, has died at the age of 76, the space agency announced on Wednesday.