Since 2005
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Listings
international professional association of flown astronauts and cosmonauts, working to support space exploration, science, education, and environmental awareness.
http://www.space-explorers.org/
http://www.bnsc.gov.uk/
coalition of pro-space educational groups in the western U.S.
http://www.calspace.org/
advancing the art, science, engineering, and application of aerospace in Canada.
http://www.casi.ca/
A group of people actively working to make the colonization of space a reality.
http://www.millennial.org/
promoting space exploration through the innovative development of low cost space systems.
http://www.jpaerospace.com/
grassroots organization of American citizens lobbying to open the space frontier to all people as rapidly as possible.
http://www.prospace.org/
http://www.rssi.ru/
works to aggressively advance civil, commercial, and national security space endeavors for a brighter future. Also offers graduate courses for K-12 educators.
http://www.spacefoundation.org/