High Quality Content by WIKIPEDIA articles! Sea Dart or GWS30 was a British surface-to-air missile system designed by Hawker Siddeley Dynamics and built by British Aerospace from 1977. It was fitted to the Type 42 destroyers (UK and Argentina), Type 82 destroyers and Invincible-class aircraft carriers of the Royal Navy. The missile system has had nine confirmed successful engagements in actual combat, including six aircraft, two helicopters and a missile.