 CBS News | Spacewalk needed to fix ammonia leak on International Space Station Macleans.ca Astronauts on the International Space Station are preparing for an unscheduled space walk to fix leaking ammonia, which is used to cool the power panels on the station. While Canadian astronaut Chris Hadfield, who is currently commanding the station, ... NASA Calls for Emergency Spacewalk PERIL in ORBIT: Emergency spacewalk as ISS takes a leak Spacewalk possible to deal with 'serious' space-station leak |
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