The Association of Lunar and Planetary Observer's web pages, an organization of amateur astronomers interested in observing solar system objects. The site features sections on youth programs, solar, lunar, eclipse,...

Created by author Nick Strobel, "Astronomy Notes" is an educational resource for introductory astronomy classes for undergraduates. This section describes: the celestial sphere, coordinate systems, the motion of the...

A large collection of solar images and information. Includes an illustration and explanation of the refraction of light to form rainbows and other atmospheric illusions.

This web page from the Exploratorium presents a hands-on activity for safely observing a solar eclipse with a pinhole viewer. The project uses everyday supplies: long box, a piece of aluminum foil, a pin, and a sheet of...

This site, created by Fred Espenak of the National Aeronautics and Space Administration (NASA) looks at solar eclipses, lunar eclipses, planetary transits, and moon phases. This site tells you about past occurrences of...