Links verified 4/26/2021
- Amazing Space is a set of web-based activities primarily designed for classroom use, but made available for all to enjoy. Shockwave is required
- The Animated Virtual Planetarium - simulations designed to be used in the classroom, or in the lab by students, as demonstrations of various aspects of planetary motions
- Astronomy Magazine - Bookmark the online version of this popular astronomy publication and come back to it regularly.
- Astronomy Net - Astronomy articles, forums, listings, and other resources about Astronomy
- The Astronomy Picture of the Day - great photos and an explanation each day. Their search feature returns thumbnail images of matches and their archive extends back to June 16, 1995.
- Atlas of the Universe - nine main maps, each one approximately ten times the scale of the previous one
- Bad Astronomy - the main Bad Pages; Bad Movies, Bad TV, Bad News, and Popular misconceptions
- A Beginner’s Guide to Night Landscape and Astrophotography - how to photograph the stars, moon, and milky way [5 chapters, 6672 words]
- Canadian Astronomy Data Center - [select English or French] links to a large number of image archives
- Classroom-Ready Astronomy Lesson Plans - scroll one-third of the way down the page to Sky Paths
- Constellation Quiz - see how well you know the night sky
- Earth & Sky - a clear voice for science
- History of Astronomy - hosted by the University of Bonn
- Hubble Heritage - some of the best Hubble images, plus links to other Hubble images.
- Life Beyond Earth: Are We Alone - excerpts from the PBS show
- Mount Wilson Observatory - a virtual tour designed to give a visitor a feel for the observatory grounds and to present some of the history and heritage of Mount Wilson Observatory
- Mysteries of Deep Space - from PBS Online
- NASA - home page
- NOVA - an archive of past NOVA shows on the subject of space
- Photo Gallery of the National Space Science Data Center
- Plans for Building a Dobsonian Telescope - a 52 page document from San Francisco Sidewalk Astronomers association
- Sky & Telescope magazine - near the bottom of the page is a list of twelve interactive observing tools [free registration is required to use the tools]
- Sky Marvels - key to the sky and the universe
- Space Exploration History - There are things that are known and things that are unknown; in between is exploration. -Anonymous
- StarChild - A Learning Center for Young Astronomers from NASA
- Stargazing Guide - a handbook for night sky tour guides - four tours available; summer, autumn, winter and spring
- Star Journey - based on National Geographic's popular map, "The Heavens"
- Telescope Reviews - reviews of over 100 telescopes, eyepiece reviews, a beginner's advice column, feature articles, and lots more
- Understanding the Universe - an exploration with the American Museum of Natural History at DiscoverySchool.com
- Windows to the Universe - the site is written in three reading levels approximating elementary, middle school and high school reading levels - levels may be chosen by using the upper button bar of each page of the main site
- Your Sky - the interactive planetarium of the Web - maps for any time and date, viewpoint, and observing location