Support the National Space Society on RYOT.org. NSS is an independent, educational, grassroots, non-profit organization dedicated to the creation of a spacefaring civilization. Founded as the National Space Institute (1974) and L5 Society (1975), which merged to form NSS in 1987 (seemerger proclamation), NSS is widely acknowledged as the preeminent citizen's voice on space. NSS has over 50 chapters in the United States and around the world. The society also publishes Ad Astra magazine, an award-winning periodical chronicling the most important developments in space.