Astronomy Multimedia Presentations
created at the University of Florida's Astronomy Department. They are free to download as PowerPoint presentations or to view using a web browser and (optionally) the RealPlayer plugin.
http://www.astro.ufl.edu/public/multimedia/

CERES Project
Through funding from NASA, faculty at Montana State University and classroom teachers from across the nation have developed an extensive library of on-line and interactive K-12 science education materials for teaching astronomy. [online, muiltimedia]
http://btc.montana.edu/ceres/

The Nine Planets
An overview of the history, mythology, and current scientific knowledge of each of the planets and moons in our solar system. Each page has text and images, some have sounds and movies, most provide references to additional related information. [online, multimedia]
http://www.seds.org/billa/tnp/

CLEA Project
Project CLEA develops laboratory exercises that illustrate modern astronomical techniques using digital data and color images. They are suitable for high- school and college classes at all levels. Each CLEA laboratory exercise includes a dedicated computer program, a student manual, and a technical guide for the instructor. [freeware - Windows, Macintosh]
http://www.gettysburg.edu/academics/physics/clea/CLEAhome.html

Planet Tracker
Classroom-oriented software to teach the concepts of planetary motion. [commercial, demo available - DOS]
http://www.davidchandler.com/pltrack.htm

PlanetWatch
A colorful multimedia atlas of the solar system. You can learn about each planet's motions, atmospheres, geology, and internal structure. Colorful photographs, animated maps, and data from Voyager, Galileo, and other space probes are combined in an informative and entertaining program. [commercial, demo available - DOS, Win3.1/95/NT]
http://ourworld.compuserve.com/homepages/galen_raben/planetwatch.html

Mars 2000 CD-ROM
The complete guide to robotic and human exploration of the red planet. Downloadable excerpts, unique website hotlist of over 200 sites. [commercial]
http://members.aol.com/marsmissions

Coeli Astronomy Software
shareware - Win 3.x/95/NT/Me/2000]
http://www.stella2000.com/

The New Windows Dictionary of Astronomy
Classic hypertext astronomical reference source with over 2000 definitions and links to special articles and further reading. [Shareware - Win3.x/95/NT/2000]
http://www.stella2000.com/wda.htm

Hubble Space Telescope Images (350) plus Screensaver
Hubble Space Telescope Images (350) plus Screensaver and Slideshow. Also includes Image Browser and Original Music. These are the Best of the Best from the NASA archives.
http://www.knightvisionweb.com

The Digital Universe
Astronomical simulation package for the amateur or professional observer. [commercial - Mac]
http://www.syz.com/DU/mac/

Space Telescope CD-ROM
Hubble Space Telescope CD-Rom. Volume I, Volume II, Volume III, Comets. [Commercial]
http://www.hstcdrom.com/

Leonardo da Vinci Codex Leicester Educational Software
Notebook by Corbis is Out of Print but On Sale at this Site. Included are Astronomical Observations, Science Experiments, Paintings, Artworks Gallery, and Magic Bar called a Codescope to translate his pages from Old Italian into English in Real Time.
http://art4sale.netfirms.com

Space Update CD-ROM
sections gives today's star view. Funded by NASA. [Commercial - Mac/Win]
http://spaceupdate.com/connected/spaceupdate.html

GeoAstro Applet Collection
Interactive Java applets display the position, daily and annual path of the sun and the moon, for any time and location. [online - not available for any PC platforms]
http://www.jgiesen.de/GeoAstro/GeoAstro.htm

The Sky in your Computer
Freeware and shareware software relating to Astronomy and Science, for all OS (PC, Mac, Linux, BeOS, Palm), and with a special section devoting to Education.
http://ret005t6.eresmas.net/english/index.html

Eclipsing Binary Simulator
Application to visualize the orbit and synthetic light curve of binary star systems. Includes information about this phenomenon, screenshots of the program, list of features and free download.
http://www.cosmion.net/software/ebs/

Astro-Mania
Eight interactive levels covering various aspects of the universe. [commercial - Windows]
http://www.sheppardsoftware.com/astromania.htm