lunes, 28 de junio de 2010  Mach 1.07 in the off-shore supersonic test track near Naval Air Station Patuxent River. BF-2 is the third F-35 to fly supersonic. Two F-35A conventional takeoff and landing variants also achieved supersonic speeds. "We are proud to celebrate this milestone with our partners at the Joint Program Office and Lockheed Martin, and look forward to continuing to expand the envelope of this truly remarkable aircraft and propulsion system," Croswell said. The Pratt & Whitney F135 continues it's steady p