Alpha:Terminal 15
- A site dedicated the unseen displays, patches, and signs of Moonbase Alpha as envisioned by graphic designer Mike Lynch.
- http://www.boxfullofsky.com/alpha/

Space:1999 Fiction Archive
- A searchable archive of fan fiction about the 1970s science fiction show Space:1999.
- http://www.space1999fiction.com/

Space:1999
- Episode information and member reviews.
- http://space1999.epguides.info/

The Catacombs
- Analysis of the series, including reference library and series guides.
- http://www.space1999.net/catacombs/

Gaybase Alpha
- Mailing list for gay fans of Space:1999. For mature readers.
- http://www.space1999.net/~gaybase

Space 1999 Inside Alpha 3D Page
- 3d art based on moon base Alpha interior.
- http://www.dasteph.com/alpha/

Space 1999 Topics
- Message board and discussion forum.
- http://www.allscifi.com/Topic.asp?TopicID=18

Space: 1999 Fiction Archive
- Collection of mini-sites dedicated to various aspects of the series, including fan fiction, character, episode and actor guides, and general information.
- http://www.space1999.net/