A powerful solar flare and rare severe geomagnetic storm triggered aurora lights and precautionary measures aboard the ISS.

After more than two decades circling Earth, the International Space Station is approaching the end of its run. Its planned ...

The three Russian scientists aboard the space station were instructed to spend a night in the ISS laboratory module. They ...

Earlier this month, the International Space Station (ISS) celebrated a historic milestone: 25 years of continuous human presence in orbit. Since November 2, 2000, more than 290 astronauts from around ...

This year is the 25th anniversary of humans inhabiting the International Space Station. A new PBS documentary looks at how the ISS was built and the challenges of surviving in outer space.

Alligator Alcatraz is causing light pollution in one of the first designated "dark skies" in the eastern United States.