The U.S. Air Force on May 27 successfully launched the first of a new generation of GPS satellites aboard a Delta 4 rocket from Cape Canaveral Air Force Station, Fla., the service announced May 28. The GPS 2F-1 satellite was placed into a roughly 17,600-kilometer orbit and joins an operational constellation of 30 previous-generation GPS satellites, the Air Force press release said. The GPS 2F satellites are more powerful than previous GPS satellites, generating more robust, jam-resistant signals, according to prime contractor Boeing Space and Intelligence Systems of Seal Beach, Calif. The satellites will also provide a third civil signal...