Boston GlobeNew spacewalk tries to fix ISSBBC NewsA second spacewalk to repair vital cooling units on the International Space Station is under way. The ISS has been operating with half its cooling capability, crucial for keeping electronics from overheating, since a coolant pump failed in July. ...Space station astronauts take 2nd crack at repairsThe Associated PressAstronauts on space walk to fix space station pumpCNNSpace station astronauts begin spacewalk for cooling system repairsThe...
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