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NASA's Ice, Cloud and Land Elevation satellite (ICESat) and Cosmic Hot Interstellar Spectrometer (CHIPS) satellite lifted off from Vandenberg Air Force Base, Calif at 4:45 p.m. PST aboard Boeing's Delta II rocket. ICESat will examine the role that ice plays in global climate change, while CHIPS will explore the composition of our galaxy. Photo Credit: "NASA/Bill Ingalls"
