After soaring skyward due east, the rocket's first-stage booster landed aboard SpaceX's drone ship Just Read the Instructions ...

Test your knowledge of iconic U.S. astronauts and their historic space missions. This quiz covers pioneering achievements, ...

Several hundred current and former NASA employees, including at least four retired astronauts, backed a letter that opposes ...

While terrifying, there's an overlooked NASA spacewalk which looks equally terrifying to untrained Earth-dwellers. In 1984, ...

John Casani, who has died aged 92, was an American spaceflight engineer who led the teams that pioneered Nasa’s explorations ...

The Smithsonian Institution is fighting efforts by Texas lawmakers to relocate the retired space shuttle Discovery from ...

JACKSON – Staff, students, former students and parents came out to say goodbye to the Christa McAuliffe Middle School during a recent “Honoring McAuliffe” open house event. A ceremony was held where ...

And, more famously, the Space Shuttle Challenger exploded less than two minutes after takeoff ... Obviously, no one wants an emergency on the launch pad, but a photo of someone going from an exploding ...

There are about three Space Shuttle orbiters currently in operation - Discovery, Atlantis and Endeavour, which are all designed to fly at least 100 missions.

The unbelievable story behind the ‘most terrifying’ image NASA has ever taken of astronaut Bruce McCandless II who did the first-ever untethered spacewalk.

FILE – This photo provided by NASA shows the crew of the Space Shuttle Challenger mission 51L. All seven members of the crew were killed when the shuttle exploded during launch on Jan. 28, 1986.

It's been 39 years since the Challenger space shuttle, carrying seven people, took off from Florida's Kennedy Space Center, exploding in mere minutes.