Summary
SPACE CENTER, Houston -- Two spacewalking astronauts armed with caulking guns, putty knives and foam brushes practiced fixing deliberately damaged shuttle heat shields Saturday, as NASA extended what could be its last trip to the space station for a long while.
With future shuttle flights grounded because of Discovery's fuel- tank foam loss during liftoff, mission managers decided to keep the crew at the international space station an extra day to haul surplus supplies and help with station maintenance.See the full content of this document
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Astronauts Test Repairs On Shuttle
It could well be next year before the foam problem is fixed and a shuttle returns to the space station.
The two spacewalkers, meanwhile, practiced repair maneuvers they hope they'll never have to do for real.Th...See the full content of this document
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