Includes free used telescope classifieds. Blue Planet Landing Site - Astronomical resources. Cosmobrain Astronomy and Astrophysics - Helpful index of links relating to many different aspects of Astronomy. Mike Boschat's Astronomy Page - Many astronomical sites. SciNet Astronomy - Astronomy search engine and directory.
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SciSeek - SciSeek is a great guide to the best the Internet has to offer in the fields of science and nature. Styled like a conventional Internet guide, this service lists Web sites covering subjects from agriculture and forestry to engineering, chemistry, physics and the environment. Secrets of the Universe - Few links to astronomy, planets, stars. Sky Router - Categorized sets of astronomical links. If it was for all the astronomy, planetarium and star gazing sites you ever wanted, then your wish has come true with 4StarGazing.