The International Space Station has a radiator leak in its power system. The outpost's commander calls the situation serious, but not life-threatening. The six-member crew on Thursday noticed white ...

NEAR-EARTH ORBIT – An emergency spacewalk is needed to resolve a radiator leaking small white flakes of ammonia into the cold vacuum of space, NASA said Friday afternoon. The leak forced the shutdown ...

The outpost's commander calls the situation serious, but not life-threatening. The six-member crew on Thursday noticed white flakes of ammonia leaking out of the station. Ammonia runs through multiple ...