Featured in spacewalks
Eight-Hour Spacewalk to Repair Faulty ISS Cooling Pump Does Not Succeed
Saturday’s emergency spacewalk outside the International Space Station failed to replace the faulty cooling pump that malfunctioned last week, prompting...
As ISS Cooling System Fails, NASA Worries About Post-Shuttle Spare Part Shortage
Proving that no matter how expensive your air conditioner the cooling pump will still break, NASA is planning a pair...
The Buddy System
For astronauts on the ISS, a new robot means fewer risky spacewalks