Harrier Jump Jet two systems are fully interlinked but air is not supplied to the reaction control valves during conventional wingborne flight. Harrier Jump Jet The Harrier, informally referred to as the Harrier Jump Jet, is a family of jet-powered attack aircraft capable of vertical/short takeoff and landing operations (V/STOL). Named after a bird of prey, it was originally developed by British manufacturer Hawker Siddeley in the 1960s. The Harrier emerged as the only truly successful V/STOL design of the many attempted during that era, despite being a subsonic aircraft, unlike most of its competitors. It was conceived to operate from improvised bases,
Eastar Jet Eastar Jet Eastar Jet (ESR) () is a low-cost airline with its headquarters in Banghwa-dong, Gangseo-gu, Seoul, South Korea. On January 7, 2009, Eastar Jet made its maiden flight from Gimpo International Airport to Jeju International Airport. Now, the airline operates a scheduled passenger network to 14 destinations in eight countries. Its main base is Gimpo International Airport, with a hub at Jeju International Airport. Eastar Jet was established on October 26, 2007 and acquired its air operator's certificate the following year on August 6. On January 7, 2009, Eastar Jet launched its first commercial flight from Seoul to Jeju