Astronomy.com is for anyone who wants to learn more about astronomy events, cosmology, planets, galaxies, asteroids, astrophotography, the Big Bang, black holes, comets,...
Sea and Sky is your one-stop source for all things related to the oceans, aquariums, astronomy, and space exploration; features extensive information, news, images, games, and...
Website dedicated to amateur astronomy and visual observing. Features sketches, printable star atlases, DSO observing guide, how-to articles and other resources
IceInSpace is a community website and forums, dedicated to amateur astronomy in Australia and New Zealand.