The Chandra X-ray Observatory was launched on July 23, 1999 aboard Space Shuttle Columbia. See 25 'never-before-seen' images ...

In 1977, the United Kingdom's King Charles III, a prince at the time, met with NASA astronauts Fred Haise, Gordon Fullerton, Richard H. Truly and Joe Engle, the crew of the Space Shuttle Enterprise.

The astronauts who came home from the International Space Station last month experienced some drama on the high frontier, and ...

And wonderfully, you can visit. The aptly named Kennedy Space Center Visitor Complex is a full museum, with exhibits including a decommissioned Saturn V rocket, tons of memorabilia, and an actual ...

This claim was, in fact, true. McCandless was, indeed, the first astronaut to perform an untethered spacewalk on Feb. 7, 1984 ...

NASA is assuring the public that a Massachusetts astronaut is in good health after recent photos of the woman sparked ...

The International Space Station - a blazing symbol of humanity’s destiny to move out across the cosmos - must be saved from ...

The Trump and Musk alliance could speed up the next human moon landing and Starship's first mission to Mars.

PKG} <Frank Lucas / (R) Oklahoma 0:08> <Sen. John Hickenlooper / (D) Colorado 1:09> WHEN NASA RETIRED THE SPACE SHUTTLE ...

Astronauts Barry “Butch” Wilmore and Suni Williams flew to the International Space Station on a Boeing Starliner test flight ...

Dragon isn't the first U.S.-built spacecraft to lend its fuel to the space station's orbit. NASA tested an ISS orbit reboost ...