O-ring erosion on Discovery would have disastrous effects a year later It has been 40 years since NASA launched the first dedicated Department of Defense Space Shuttle mission, after which engineers ...

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 ...

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 ...

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.

NASA recently paid tribute to the Challenger crew and other fallen astronauts during its annual Day of Remembrance.

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 ...