Non-profit space agencies include:
- Arizona State University, Milo Space Science Institute (United States)
- Celestrak.org (United States)
- Center for the Advancement of Science in Space (United States)
- International Space Science Institute (Switzerland)
- KAIST Satellite Technology Research Center (South Korea)
- Mars Institute (United States)
- Space Foundation (United States)
- The Planetary Society (United States)
- WARR (TUM), Technical University of Munich (Germany)
- SpaceIL (Israel)
+ SpaceU (Poland)