MANASSAS, VA--(Marketwire - Dec 6, 2012) - Aurora Flight Sciences announced today that it delivered the world's first production Optionally-Piloted Aircraft (OPA) system to Switzerland's Department of Defence. The Centaur OPA, flown by an onboard crew in FAA Normal Category, departed the Manassas Regional Airport in Virginia on November 26 for delivery to armasuisse at the Emmen Military Airfield in Switzerland. It arrived at Emmen on November 28.