The U.S. Air Force boosted Boeing's third GPS IIF satellite into orbit last week, a spacecraft that is the first to include a fix to the xenon bulb in the cesium clock that is designed to address a problem found on the second IIF, while operating in orbit. Boeing built the satellite for a 12-year design life, and it is slated to be turned over to USAF controllers for testing next month after initial on-orbit checkout, says Paul Rossnock, Boeing vice president for government space ...


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