The Lockheed F-117 Nighthawk is a single-seat, twin-engine stealth ground-attack aircraft formerly operated by the United States Air Force (USAF). A product of .\rbr\rbrStealth Fighter Lockheed F-117 Nighthawk Filmed At Its Last UK Appearance In 2007 At Fairford.\rbr\rbr\rbr\rbrLockheed F-117 Nighthawk (full video) The Lockheed F-117 Nighthawk is a single-seat, twin-engine stealth ground-attack aircraft formerly operated by the .\rbr\rbrThe F-117 Nighthawk, another of the line of genius that was Kelly Johnson, Ben Johnson, and the Lockheed Skunk Works. Though designated F for Fighter, .