NASA's Suni Williams — one of two astronauts stuck for months at the International Space Station — has retired.

An ailing astronaut is back on Earth. The crew of four returned Thursday, ending their space station mission more than a ...

Twenty-five names are carved into the black mirror-finished granite: the Challenger seven, the seven who perished in the ...

NASA’s Artemis II began its final journey on Earth Saturday. The fully stacked Space Launch System (SLS) rocket and Orion ...

NASA prepares to launch its first crewed mission around the moon under the agency's Artemis program.

After an unidentified astronaut suffered a medical issue, NASA made the call to return Crew-11 early from the ISS. Here's ...

For the 1st time in the history of the International Space Station, an astronaut experienced a health issue that required ...

JOHNSTON SPACE CENTER — During an early morning press conference, NASA Administrator Jared Isaacman revealed on Thursday that ...

NASA's Artemis program is the agency's ambitious campaign to return Americans to the surface of the moon for the first time in more than 50 years. The upcoming Artemis II represents the first crewed U ...

One U.S. and two Russian astronauts remain aboard the orbiting lab, just 1 1/2 months into an eight-month mission that began ...

NASA administrator Jared Isaacman said in a press conference that “a single crew member on board the [ISS] experienced a medical situation and is now stable,” but NASA is playing it safe and bringing ...

Two F-15Ds of the Oregon Air National Guard have been transferred to NASA's Armstrong Flight Research Center, where they will join the ones already operated by the agency. NASA has announced on Jan.