(PhysOrg.com) -- Tuesday's spacewalk with Expedition 18 Commander Mike Fincke and Flight Engineer Yury Lonchakov concluded at 5:11 p.m. EDT when the Pirs docking module airlock was closed. The spacewalk concluded ahead of ...
Space Exploration
Mar 10, 2009
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(PhysOrg.com) -- Satellites orbiting the Earth must occasionally be nudged to stay on the correct path. MIT scientists are developing a new rocket that could make this and other spacecraft maneuvers much less costly, a consideration ...
Space Exploration
Feb 23, 2009
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(PhysOrg.com) -- The Cassini spacecraft will swap to a backup set of propulsion thrusters in mid-March due to degradation in the performance of the current set of thrusters.
Space Exploration
Feb 2, 2009
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