Orrery: Solar System Simulator A Java applet that simulates gravitating masses. Features a working model with motions and sizes of 70 planets and moons to scale. http://www.cuug.ab.ca/~kmcclary/

SkyScopes Information about planetary astronomy and space exploration and habitat. Online chat, message boards, and related links. Sells replicas and toys. http://www.skyscopes.com/

Orrery: The Solar System in Action A concise tour containing numerous educational resources, and support for Spacetech's Orrery application. http://www.harmsy.freeuk.com/orrery.html

Endless Boundaries Information on the Sun, planets and moons. http://www.fortunecity.com/roswell/milkyway/1000

Solar System Discoveries by JJ Kavelaars References to minor planets and moons of planets that were discovered by JJ Kavelaars. http://pinks.physics.mcmaster.ca

The Solar Space Station Facts, descriptions and pictures, with sections about the Sun, the planets and meteors and asteroids. http://www.solarspace.co.uk/

Views of the Solar System Comprehensive multimedia tour with statistical data, detailed information, pictures and videos. Also includes educational resources. http://www.solarviews.com/eng/homepage.htm

Solar System Dynamics Web-based resources accompanying the book Solar System Dynamics, by Carl D. Murray and Stanley F. Dermott. http://ssdbook.maths.qmw.ac.uk/

A Planet Pursuit Pictures, facts and general information on the nine planets. http://homepage.eircom.net/~aidanbarry/planetpursuit/

Solar System Simulator Shows the position of Venus, Earth and Mars at any date from 1900-2100. http://www.geocities.com/eagle_speaks/SolarSim/Appframe.html

BBCi Space: Solar System 3D tour including videos with audio and text information on the Sun and the bodies orbiting around it. (Shockwave and Realplayer required) http://www.bbc.co.uk/science/space/solarsystem/index.shtml

Stardate Online: Guide to the Solar System Contains an outline of the formation and evolution of planets, comets, asteroids, and of their features and exploration. http://stardate.org/resources/ssguide/

Astronomy 161: The Solar System Overview with historical background and basic astronomy concepts, details about planets, satellites, asteroids, comets and meteors. http://csep10.phys.utk.edu/astr161/lect/

Solar System Dynamics Provides detailed information related to known bodies in orbit around the Sun. Ephemerides, physical parameters, Earth close-approaches, observer tools. http://ssd.jpl.nasa.gov/

Welcome to the Planets Select images from NASA's planetary exploration program. http://pds.jpl.nasa.gov/planets/

Our Solar System Basic information and low resolution pictures of the bodies of our planetary system. http://www.afamilyquilt.com/brezeeger/space/solarsys/

Aniket World Personal page reporting basic features of the planets and some links. http://www.angelfire.com/space/aniketworld/

The Solar System in Pictures Quizzes and images about all the bodies of our planetary system. http://www.the-solar-system.net/

Solar System Simulator Online software that generates views of the bodies of our planetary system at any date from any artificial or natural point of observation. http://space.jpl.nasa.gov/

USGS Astrogeology Research Program Features planetary imagery, research, GIS, mapping, and image processing software. The site provides information about the group and about the Solar System. http://astrogeology.usgs.gov/