The International Space Station costs about $3 billion per year for NASA to operate, roughly a third of the human spaceflight budget, according to the agency's Office of the inspector general.

After undocking, Dragon maneuvered to a safe distance away from the space station and began a series of deorbit burns to place the spacecraft on a return trajectory for a planned splashdown off the ...

SEATTLE — Two NASA astronauts conducted the fifth all-female spacewalk in history on Thursday. One of the astronauts, Anne McClain, is on a six-month mission on the International Space Station.

A NASA astronaut onboard the International Space Station has shared 'breathtaking' images of 'the world and beyond'.

A SpaceX vehicle that has spent about a month docked at the International Space Station on a resupply mission is due to ...

NASA accidentally broadcasted a drill that simulated an astronaut with a medical emergency. A NASA flight surgeon can be heard suggesting treatment during the call the International Space Station.

Analysis of swabs from China's Tiangong Space Station has revealed a new strain of bacteria sporting new adaptations for ...

Terry Virts, who has spent 213 days in space and was the ISS commander in 2015, said the station had been plunged into a ...

While aboard the International Space Station, NASA astronauts Anne McClain and Nichole Ayers fly around the world every 90 ...

The infrastructure of humanity's journey into space may only be decades old, but some of it has already been lost. Now, ...

McClain, an Army colonel and helicopter pilot, should have taken part in the first all-female spacewalk in 2019, but there ...

debris of Halley’s comet Soviet-era spacecraft is set to plunge to Earth a half-century after its failed launch to Venus NASA’s Anne McClain emerged from the International Space Station ...