The Sea Vixen is a British twin-engine jet fighter designed in the 1950s by the de Havilland company. Officially known as the DH.110, it was primarily used by the Royal Navy for fleet air defense and as a strike aircraft. The Sea Vixen featured a distinctive design with a long fuselage and swept wings, allowing it to achieve high speeds and carry various armaments. First entering service in 1959, the Sea Vixen was notable for its advanced radar and missile systems for its time. It served until the late 1970s, with a total of 145 units built. The aircraft is now a popular exhibit in aviation museums and at airshows, showcasing its historical significance.