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CAPE CANAVERAL, Fla. -- In the high bay of the Payload Hazardous Servicing Facility (PHSF) at NASA's Kennedy Space Center in Florida, the descent stage for NASA's Mars Science Laboratory (MSL) mission awaits installation on the Curiosity rover, in the background at right. MSL's multi-mission radioisotope thermoelectric generator has been installed onto the aft of the rover for a fit check. The descent stage will cradle the rover and its MMRTG during their approach to the surface of Mars. The MMRTG will generate the power needed for the mission from the natural decay of plutonium-238, a no…
