A Soyuz rocket boosted a new Russian docking compartment for the International Space Station into orbit Wednesday. The six-port node will use the propulsion system from a Progress cargo ship to home ...

Some of the main modules of the International Space Station are nearly a quarter-century old. "That's considered classic for a car," said Bennett Maruca, an astronomer and physicist at the University ...

Two cosmonauts floated outside the International Space Station early Wednesday to wrap up preparations for detaching the two-decades-old Pirs airlock and docking compartment next month, clearing the ...

For over five years, a persistent leak of air in the Russian Zvezda module of the International Space Station has been a growing worry, but the new twist an unexpected shutdown of the leak leaves ...

With bilateral relations being at their worst since the 1980s and the station's planned death in sight, persistent air leaks onboard are steadily escalating tensions between NASA and Roscosmos. The ...

A heavyweight Russian laboratory module that experienced a variety of problems after launch last week docked at the International Space Station on Thursday. But in a moment of unexpected drama, ...

NASA astronaut Chris Cassidy uses an ultrasonic leak detector in an effort to find the source of a small but persistent air leak on the International Space Station. Credit: Twitter @Astro_SEAL ...

Russian space agency Roscosmos has announced that it has begun vacuum testing a new module intended to build out the Russian segment of the International Space Station — a strange choice in light of ...

WASHINGTON — The three-person crew of the International Space Station will spend the weekend confined to a single module to help engineers track down the source of a small but persistent air leak ...

A smoke alarm went off on Russia's Zvezda ISS module on Thursday morning. The ISS air purification system was switched on and the crew is safe, per Russia's space agency. One report said the crew ...