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KENNEDY SPACE CENTER, Fla. -- Workers in the Spacecraft Assembly and Encapsulation Facility -2 prepare the Microwave Anisotropy Probe (MAP) for a media showing. The MAP is mated to the upper stage of the Boeing Delta II rocket. The rocket is scheduled to launch the MAP instrument June 30 into a lunar-assisted trajectory to the Sun-Earth for a 27-month mission. MAP will measure small fluctuations in the temperature of the cosmic microwave background radiation to an accuracy of one millionth of a degree. These measurements should reveal the size, matter content, age, geometry and fate of the uni…