Amateur
- 123
- The Constellations and their Stars
- Information by alphabetical and monthly, FAQ, and supplementary information.
- 126
- The Solar System And Celestial Bodies
- Backyard stargazers site with constellation information and viewing tips for the beginner stargazer.
- 127
- Challenging Observing Projects for Amateur Astronomers
- Includes 100 peculiar galaxies, off the beaten path, observing galaxy clusters, the Abell planetaries, and the ultimate observing list with images.
- 130
- Ian's Astro Page
- Sketches, scratchings, pictures, and links, and construction of piggyback camera adaptor.
- 131
- Iiro's DeepSky Sketches
- A collection of my deepsky sketches and general information about deepsky objects and telesopes.
- 132
- NetAstro Catalog
- The Internet Amateur Astronomers Catalog (IAAC), a mailing list for deep sky observers of all levels.
- 134
- Star Observer
- Math Heijen provides a collection of visual observing reports on stars, double stars and open clusters.
- 135
- The National Deep Sky Observers Society
- Contains information, challenges, galaxy clusters, globular clusters, open star clusters, naked eye observations, observing planetary nebulae, the Milky Way, and star hopping.