Canadian to command space station in 2013

Astronaut Chris Hadfield in 2013 will become the first Canadian to command the International Space Station (ISS), the Canadian Space Agency announced Thursday.

Spacewalking astronauts plug in new cooling pump

(AP) -- Spacewalking astronauts installed a new ammonia pump to the International Space Station on Monday, accomplishing the urgent cooling-system repairs after more than two weeks of impaired operations in orbit.

Success in space: Astronauts pull off broken pump

(AP) -- Spacewalking astronauts relied on brute force Wednesday to remove a broken coolant pump that has hampered operations at the International Space Station.

Next space station spacewalk no earlier than Wednesday

Flight controllers and engineers continue meetings to review the results from the first spacewalk conducted Saturday by International Space Station Expedition 24 Flight Engineers Doug Wheelock and Tracy Caldwell Dyson and ...

3rd spacewalk needed to restore cooling system

(AP) -- A pair of space station astronauts had to hammer loose a stuck connector during an urgent spacewalk to restore a crucial cooling system Saturday, then an ammonia leak erupted and hampered the entire repair effort.

Space station astronauts fall short on repairs

(AP) -- A pair of space station astronauts had to hammer loose a stuck connector Saturday during an urgent spacewalk to restore a crucial cooling system, and ran out of time before they could remove a broken pump.

US astronauts begin key ISS repair spacewalk

Two International Space Station astronauts set out Saturday on the first of two spacewalks to fix a cooling pump that dramatically failed last week.

NASA delays spacewalks to fix ISS cooling pump

NASA on Thursday pushed back by one day the first of two spacewalks to fix a pump module on the International Space Station's (ISS) cooling system that dramatically failed last week.

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