NSS Policy Committee: Position Statements and Alerts (Popularity: )

Collection of statements on space policy, including essays on colonization and use of space resources.

Mars or Bust! (Popularity: )

Mars news site.

Space-elevator forum (Popularity: )

Mailing list for discussion of space elevators, in theory and practice.

West to Mars (Popularity: )

An inspirational site devoted to pioneering on Mars.

Astrobiology Web (Popularity: )

Terraforming links and images.

Space and survival - Wikipedia, the free encyclopedia (Popularity: )

Encyclopedia article on the relationship between the colonization of space and the long-term survival of ...

SpaceArchitect.org (Popularity: )

official website of an American Institute of Aeronautics and Astronautics subcommittee on aerospace architecture comprising ...

The L5 Development Group (Popularity: )

A privately funded, for profit, space exploration and development program whose initial business plan is ...

The Mars CERES Project (Popularity: )

An Engineering Student Design Project to develop a habitable deployable greenhouse on the surface of ...

Blue Origin (Popularity: )

Aerospace R&D company working on spacecraft and launch systems with the ultimate goal of contributing ...

SSI_list (Popularity: )

Mailing list for the space studies institute (SSI) - general discussion of space development, space ...

SpaceADG mailing list (Popularity: )

Space exploration science, history and current events. Focus is primarily on NASA space activities.

LUF Team discussion group (Popularity: )

This is where LUF members and supporters get together to plan and act on the ...

NASA Ames - Space Settlement Contests (Popularity: )

Annual design contest for school-age kids, grades 6-12. Links to winning designs.

Yahoo! Groups : GreenCELSSTaskFORCE (Popularity: )

Dedicated to creating self-sustaining closed-loop environments (only input: sunlight).

Moon Society Yahoo group (Popularity: )

Open discussion group moderated by Moon Society leaders.

Space-architecture list (Popularity: )

Discussions on building things in space.

Laying the Foundation for Space Solar Power: (2001) (Popularity: )

National Research Council study of NASA's late 1990's space solar power efforts.

The Preparation: Space Colonization (Popularity: )

Detailed discussion by Rex Stephens about his book on the need for space colonization, asteroid ...

Solar Power Satellites (Popularity: )

A brief essay on Solar Power Satellites, a key element of O'Neil's High Frontier program