National Space Societies and Groups.

• UK-SEDS United Kingdom Students for the Exploration and Development of Space
• SEDS Students for the Exploration and Development of Space
• The National Space Society (NSS)
• The Planetary Society
• The Space Studies Institute (SSI)
• The Californian Space Development Council (CSDC)
• The Interstellar Propulsion Society (IPS)
• The Lunar Resources Company (LRC)
• The LunaCity BBS - Space Development web site
• The IslandOne Society - A valuable resource for creating free societies in space.
• The Space Shuttle Interactive Map - An interactive and comprehensive guide to the Space Shuttle, and space in general
• The Society for Amateur Scientists (SAS) - A unique organisation for professional and amateur scientists alike.
• Solar Sail Web Page