To locate a leak in the cooling system and repair, two U.S. astronauts from the International Space Station have dropped into space.
div may need Chris Cassidy and Tom Marshburn in the short term planned outdoor use a control box, replace a pump, said the U.S. space agency Nasa with on Saturday. The Canadian ISS Commander Chris Hadfield wrote on Twitter that it was a “complex and decisive day”.
On the night of Friday, NASA had announced that the ISS ammonia from escaping into space. The toxic gas is used for cooling an electric circuit to the human outpost in around 410 kilometers altitude.The application should last for about six and a half hours. For both astronauts, it is always the third “space walk” – the first two they had done together. On the ISS commander monitored Hadfield and Russian cosmonaut Roman Romanenko, Pavel Vinogradov and Alexander Missurkin the risky maneuver.