Astronomy
AstroPlace [w]
Directory of astrology clubs, observatories and related links.
Link Type: direct
Cost? Free
Submission info: here
AstroWeb [w]
Directory of astronomy and astrophysics resources.
Link Type: direct
Cost? Free
Submission info: here
GalacticSurf [w]
Directory of space-related sites and resources.
Link Type: direct
Cost? Free
How to submit: Submit information on new resources by email.
Submission info: here
Sky and Telescope Astronomy Web Sites [w]
Directory of astronomy sites, from Sky and Telescope magazine.
Link Type: direct
Cost? Free
How to submit: Submissions must be made by email.
If any of the above information is incorrect, or you know of other quality resources that should be listed here, please get in touch.