From Stargazers to Starships – Features an easy to use high school level introduction to the basics of astronomy, physics and spaceflight.

Monthly Night Sky Guide – This page, updated monthly, will let you know some of the things that you can look out for in the night sky.

Bad Astronomy – Bad Astronomy deals with misinformation about the night sky, that unfortunately a lot of people believe. Go here for the true story!

Light and Matter – Online physics textbook and other educational material for physics and astronomy.

Astronomy Online – A general astronomy site with over 600 pages of information and resources.

Alaska Science Explained – Learn how to build your very own rocket and discover the mysteries of the Aurora Borealis and remote mapping. – The support website for the Second Edition of the book The Backyard Astronomer’s Guide, first published in 1991.

Backyard Astro – Backyard astronomy for amateur astronomers.

Astronomy for Beginners – A site for newcomers to the hobby, as well as information and facts about our solar system and the universe.

Astrocentral – Information on the wonders of the universe.

Astronomy: Stars and Planets – An inventory of space, with information on planets and stars in our galaxy and beyond. – A great resource for amateur astronomers.

WEBDA – A site devoted to stellar clusters in the galaxy and the Magellanic Clouds.

Astronomy Pages by James Q. Jacobs – Articles covering astronomy formulas, constants, planetary data, and archeoastronomy.

Hands-On Universe – A student-centered research and K-12 curriculum development program of the Lawrence Hall of Science, at the University of California, Berkeley.

The Living Cosmos – A look at the universe from the microcosm to the macrocosm. Includes excerpts and discussions from the books “The Vital Vastness” and “In Defense of Nature”.

Fractal Universe – The website points out the inadequacies in the Big Bang theory and proposes a rotating fractal universe hypothesis.

Space Talks – Astronomy workshops for Key Stages 1 and 2 with Caroline Beevis.

Shade Tree Physics – Articles on Newtonian physics applied to astronomy and cosmology.

Nova Celestia – Astronomical illustrations and space art.

Photography and Astronomy Information Guide – Articles and information for the amateur astronomer.

David A. Hardy’s AstroArt Pages – Paintings and illustrations of all types of astronomical objects, from asteroids to exoplanets.

Astronomy Jokes and Space Explorers – A collection of space and astronomy jokes with astronomy factoids, quizzes, quotes, links and pictures interspersed throughout the site.

The Extraterrestrial Sermons – A study of how the reception of extraterrestrial transmissions might affect world religions.

Astro Day – Information about Astronomy Day, celebrated every year sometime between mid April and mid May on a Saturday near or before the 1st quarter Moon.

AstroHobby – Dale Dellutri’s amateur astronomy services.

Bob the Alien’s Tour of the Solar System – Information about the solar system and the deep space.