The Challenger disaster, which occurred on January 28, 1986, remains one of the most heartbreaking events in space exploration. The tragedy was caused by a failure in the shuttle’s solid rocket ...

Today marks the 39th anniversary of the Space Shuttle Challenger disaster (Mission STS-51-L), when the shuttle's seven astronauts were killed by an explosion.

Categorized as a heavy-lift launch vehicle, it packs more than twice the power that SpaceX’s workhorse Falcon 9 rocket gives off during takeoff. The uncrewed New Glenn mission will carry Blue ...

Rather, the Blue Ring Pathfinder payload is expected to remain attached to the rocket’s upper stage for the duration of the six-hour mission. Success is not guaranteed. At any point during the ...