Artemis Project General Mailing List
   Discussion of return to the Moon. Moderated by leadership of Artemis Society International.
   http://www.asi.org/adb/09/03/artemis-list.html

Artemis Project and Moon Society Meeting Server
   Chat system used by the Moon Society and Artemis project for online discussions - busy most evenings.
   http://www.asi.org/adb/09/08/04/moo.html

Dave Dietzler's BBS
   Kardashev levels, colonizing the asteroids and comets, general essays and discussion on space development and colonization.
   http://groups.msn.com/DaveDietzler/messageboard.msnw

Frontier Files Online || Opening the Space Frontier
   Scoop-based site; space-related press releases, general developments on the space frontier.
   http://www.space-frontier.org/FFO/

HobbySpace
   Space log tracks developments in space commercialization particularly; occasional interviews and other newsworthy items.
   http://www.hobbyspace.com/index.html

Moon Society Yahoo group
   Open discussion group moderated by Moon Society leaders.
   http://groups.yahoo.com/group/moonsociety/

RocketForge :: A Blog for the Space Age
   Amateur rocketry, the X prize, and our purpose in settling space.
   http://www.rocketforge.org/

SSI_list
   Mailing list for the space studies institute (SSI) - general discussion of space development, space solar power, and O'Neill-style habitats.
   http://groups.yahoo.com/group/ssi_list/

Space Sciences -- HabitableZone
   Hot topics from the latest space missions, and where we should go next.
   http://www.habitablezone.com/space/

Space-architecture list
   Discussions on building things in space.
   http://groups.yahoo.com/group/space-architecture/

Space-elevator forum
   Mailing list for discussion of space elevators, in theory and practice.
   http://groups.yahoo.com/group/space-elevator/

SpaceADG mailing list
   Space exploration science, history and current events. Focus is primarily on NASA space activities.
   http://groups.yahoo.com/group/SpaceADG/

SpaceDaily message forums
   Discussion of NASA, space exploration, astronomy, scifi, rockets, and Seti.
   http://ibpro.ikonboard.com/spacemessageboard/ikonboard.cgi

Spacesettlers forum
   Mailing list for discussion of settling space.
   http://groups.yahoo.com/group/spacesettlers/

The Space Policy Digest BBS Index Page
   Policy issues along with technology, in developing space.
   http://www.ad-astra.net/cgi-bin/BBS/SpacePolicy/numindex/SpacePolicy

Yahoo! Groups : GreenCELSSTaskFORCE
   Dedicated to creating self-sustaining closed-loop environments (only input: sunlight).
   http://groups.yahoo.com/group/GreenCELSSTaskFORCE