Aerospace Education Competitions | 432 followers on LinkedIn. Helping high school students design space settlements since 1984! | ISSDC is the global leader in secondary aerospace education, through the organisation and support of Space Settlement Design Competitions (colloquially referred to as ‘SpaceSet’). Our network of nine regional event providers conduct SpaceSet events across five continents, with thousands of primary and secondary students participating annually. The International Space Settlement Design Competition is the culminating event in the spaceset calendar, with Finalists from our Regional competitions travelling to the Kennedy Space Centre each July to compete for the title of global SpaceSet champion!