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CAPE CANAVERAL, Fla. – After rollback of the mobile service tower on Cape Canaveral Air Force Station's Launch Pad 17-B in Florida, NASA's Kepler spacecraft sits poised for launch atop the United Launch Alliance Delta II 7925 rocket. Kepler is a spaceborne telescope designed to search the nearby region of our galaxy for Earth-size planets orbiting in the habitable zone of stars like our sun. The habitable zone is the region around a star where temperatures permit water to be liquid on a planet's surface. The challenge for Kepler is to look at a large number of stars in order to statistically …
