Bishop1807

Astronauts on the International Space Station are gearing up to perform a potential emergency spacewalk Saturday (May 11) to hunt for an ammonia leak in the orbiting laboratory's cooling system. NASA astronauts Tom Marshburn and Chris Cassidy are planning to spend more than six hours outside the station to find, and possibly repair, the ammonia coolant leak. The spacewalk will come two days after the six-man crew of the space station noticed frozen flakes from an ammonia leak on one of the eight wing-like solar arrays responsible for supplying power to the station. Planning a space station spacewalk repair in such a fast timeframe is unprec