Discovery Spacewalkers Store Failed Pump

By Mark Carreau

HOUSTON — During a Feb. 28 spacewalk, Discovery astronauts Al Drew and Steve Bowen lugged a failed International Space Station (ISS) thermal control system pump to a stowage platform on the station’s U.S. Quest airlock, where it will await a return to Earth aboard NASA’s hoped-for STS-135 mission.

Technicians on the ground will perform a failure analysis ...

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