A new report from NASA details how ongoing air leaks at the International Space Station (ISS) are “a top safety risk.” ...

NASA and Roscosmos have elevated the air leak to the highest level of risk, but they can't agree on when it becomes ...

The weapon, designed to be an apex engine of atomic destruction, already has the unofficial nickname “Satan-II.” But will it ...

After the U.S. charged the Kremlin is designing nuclear-armed spacecraft to confront Western satellites, Moscow is stepping ...

In this photo taken from video released by Roscosmos space corporation, Russian ... station, including Americans Butch ...

A SpaceX Crew Dragon spacecraft caught up with the International Space Station and moved in for docking Sunday.

India's space station, Bharatiya Antariksh Station, is set to launch by 2035, boosting the nation’s leadership in space ...

After their weeklong journey turned into a monthslong stay on the International Space Station, two Boeing Starliner ...

Americans Suni Williams and Butch Wilmore found themselves marooned on the International Space Station (ISS) in June when the ...

Starliner was originally meant to allow Boeing to carry crews back and forth to the ISS for NASA, making them a rival to ...

NASA astronaut Suni Williams, who was supposed to return in June, is now assuming command of the International Space Station.

A NASA astronaut captured this stunning timelapse of an "orbital sunrise" while flying over Europe on the International Space Station ... a different spacecraft. New images released from NASA ...