Add Yahoo as a preferred source to see more of our stories on Google. This year marks the 40th anniversary of the Challenger explosion, which occurred 73 seconds after liftoff on Jan. 28, 1986, ...

Add Yahoo as a preferred source to see more of our stories on Google. January 28, 1986, remains one of the most tragic moments in America’s spaceflight history. After days of delays, Space Shuttle ...

Seven astronauts were killed in the 1986 space shuttle Challenger disaster. Because a teacher was aboard, millions of schoolchildren watched the event live in school. Forty years later, many of those ...

AKRON, Ohio — This week marks 40 years since the Space Shuttle Challenger disaster, a tragedy that stunned the nation, halted America’s space program, and forever changed the lives of families, ...

This coming Wednesday, Jan. 28, will mark the 40 year anniversary of the Challenger explosion, one of the biggest tragedies in NASA history, which killed seven crew members aboard the space shuttle.

Forty years ago, the NASA space shuttle Challenger exploded 73 seconds after liftoff, killing all seven crew members. Among the seven crew members were five NASA astronauts, as well as a payload ...