A Navy X-47B prepares to execute a touch and go landing A Navy X-47B Unmanned Combat Air System demonstrator aircraft prepares to execute a touch and go landing on the flight deck of the aircraft carrier USS George H.W. Bush (CVN 77) as the ship conducts flight operations in the Atlantic Ocean on May 17, 2013. This marks the first time any unmanned aircraft has completed a touch and go maneuver at sea. SHARE: Download: Full Size (0.04 MB) Credit: VIRIN: 829331-Z-WCN08-993.jpg Photo Gallery