The International Space Station marks a quarter-century of continuous occupancy this weekend, boasting a guest list of nearly ...

The ISS has “come into its own as a very sophisticated scientific laboratory,” says retired NASA astronaut Scott Kelly, who ...

Humans have been in space onboard the ISS continuously for 25 years. As the station nears its end, new commercial habitats ...

The Integrated Truss Structure (or "Truss") is the backbone of the International Space Station, completed over numerous space ...

NASA's NICER telescope halts its mission after a key motor fails; engineers attempt to salvage eight years of space science.

The Integrated Truss Structure (or "Truss") is the backbone of the International Space Station, completed over numerous space ...

A crew of three Chinese astronauts, including the country's youngest-ever, docked early Saturday at the Tiangong space ...

China held a send-off ceremony on Friday for a new crew of astronauts set to depart for its space station, including its ...

A crew of three Chinese astronauts, including the country's youngest-ever, docked early Saturday (Nov 1) at the Tiangong space station, accompanied by four lab mice.The Shenzhou-21 spaceship docked at ...

A three-person Chinese crew, including the country’s youngest astronaut to date, docked with the Tiangong space station early Saturday, accompanied by four laboratory mice.China’s ...

Tucked away in the charming town of Milford, where the Delaware River lazily winds through Pike County, sits a gleaming stainless-steel time capsule that’s serving up what might be Pennsylvania’s most ...