Spacewatch.UK:Resource providing a comprehensive collection on multimedia, directories, science, space weather and other material on space and astronomy.
Balettie, Roger: Former NASA Flight Dynamics Officer providing memoirs on mission control, manned space missions, essays, interviews, and space directory.
Brian's Space Hotlist: Provides a comprehensive directory for a wide spectrum of space issues, well organized by topics.
Frank Knight's Space Links: Provides a large space directory by a space enthusiast.
futureSPACE: An astronomy student's vision of space exploration, and a comprehensive collection of related material.
Gordon's Space Site: Provides an article collection and directory by a space enthusiast.
Gunter's Space Page: Information on rockets, launch vehicles, missiles, satellites, rocket engines, astronauts.
Inside KSC: Offers overview of the activities at the Kennedy Space Center, Florida.
James Oberg's Pioneering Space: Provides article collection and research on the Russian and US space programs, Mir and the International Space Station, by an author of numerous books in the space domain.
Leubands, Frank: Offers collection of personal photos of space meetings and sites.
Lindsey, Clark S.: Provides comprehensive directory with separate sections on amsats, satellite observing, collecting, and space tourism. Frequently updated.
Musgrave, Story: Biography, interviews, philosophy, poetry and photos by a Shuttle astronaut.
NavMonkey: Offers a Ph.D. researcher's collection of material related to GPS systems.
Rocket and Space Technology: Offers a comprehensive introduction to the basics of most of space technology by a space enthusiast.
Satellite Database: Features a space enthusiast's downloadable directory of launched objects.
Science and Space: Web log offering various articles and links on space exploration.
Space Tourism: Provides publications and contacts of a researcher.
SpaceWeb: Links and news extracts from the web, offered by a space enthusiast.
Sven's Space Place: Provides a resource for space history, radio tracking and technology by a space enthusiast. Frequently updated.
Ulivi, Paolo: Provides extensive material on planetary exploration history world wide, by an Italian space history enthusiast.
Viehböck, Franz: Offering biography, images by an Austrian astronaut that participated in the Austro Mir mission in 1991.
Wright, Michael P.: Collection of autographs from all astronauts. Includes space memorabilia from flights.
