1000 Planets Inc. (Popularity: )
http://www.1000planets.com/ Company news and activities - a for-profit space venture looking at space transportation and colonization opportunities.
Blue Origin (Popularity: )
http://www.blueorigin.com/ Aerospace R&D company working on spacecraft and launch systems with the ultimate goal of contributing to an enduring human presence ...
Island One Society (Popularity: )
http://www.islandone.org Propulsion systems, business ideas, archives of space meetings and journals, and political advocacy for the space frontier.
MarsHome.org (Popularity: )
http://marshome.org/ The Mars Homestead Project - building the first permanent settlement on Mars utilizing local materials.
Oregon L5 Society (Popularity: )
http://www.oregonl5.org/ Oregon chapter of the National Space Society; many studies and reports on in-situ resource utilization and related aspects of space ...
PERMANENT (Popularity: )
http://www.permanent.com/ Rapid development of space using material from asteroids near Earth and from the Moon.
Space Studies Institute (Popularity: )
http://www.ssi.org The organization founded by Gerard O'Neill, with detailed information about his space settlement proposals.
SpaceArchitect.org (Popularity: )
http://www.spacearchitect.org/ official website of an American Institute of Aeronautics and Astronautics subcommittee on aerospace architecture comprising architects and associated professionals who ...
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