SEDS is the largest student-run space organisation in the world, with a presence in 23 countries. It is a chapter-based non-profit promoting space exploration and development through student-led engineering projects, events and programmes. Prominent SEDS alumni include Jeff Bezos, Steve Wozniak and Peter Diamandis. NUS SEDS, SEDS-NTU and SEDS-SUTD are constituent clubs of SEDS Earth and SEDS (Singapore).