Web Directory

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

» An Astronomical Enigma
   A mathematical demonstration of order in the Solar System showing that all the major orbits are inter-related.
   http://homepages.tesco.net/astroequation/

» Astromaterials Curation
   Features Moon rocks, Mars meteorites, and space exposed materials at NASA's curation office.
   http://curator.jsc.nasa.gov/

» 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/

» Astronomy Today - Solar System
   Fairly detailed information about our sun and its planets.
   http://www.astronomytoday.com/astronomy/solarsystem.html

» BBC 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/

» Bob the Alien's Tour of the Solar System
   Informative tour of the planets, dwarf planets, moons, asteroids and comets in the Solar System and the stars and galaxies beyond. Also provides information about space exploration and astronomy.
   http://www.bobthealien.co.uk

» Computing Planetary Positions
   A detailed online tutorial on how to compute planetary locations using math formulas.
   http://stjarnhimlen.se/comp/ppcomp.html

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

» Exploring the Planets
   Sponsored by the National Air and Space Museum, contains many interesting facts about the planets, pictures, comparisons and a section dedicated to spacecraft.
   http://www.nasm.si.edu/ceps/etp/

» Free Software for Planetary Science
   Image processing browsers for Mariner 6, 7, 9, 10, Venera 15/16, and Viking Orbiter.
   http://members.tripod.com/petermasek/marinerall.html

» Gazetteer of Planetary Nomenclature
   Protocols for naming planetary features, by the Working Group for Planetary System Nomenclature of the International Astronomical Union.
   http://planetarynames.wr.usgs.gov

» Gravity Calculator
   Allows the user to perform various gravity calculations for the sun and planets based on Isaac Newton's law of universal gravitation.
   http://www.gravitycalc.com

» MySolarSystem.com
   Family oriented educational site which aims to teach people about the solar system and entertain them at the same time with an arcade and shop.
   http://www.mysolarsystem.com

» Northeast Regional Planetary Data Center
   Includes list of available image collections and how to obtain the data at the facility (no images are online).
   http://www.geo.brown.edu/BrownNASADataCenter/Home.htm

» Nova Celestia
   Provides overview and original illustrations of elements.
   http://www.novacelestia.com/space_art_solar_system.html

» 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/

» 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

» Our Existenz
   Provides photographs and information on the planets of our solar system.
   http://www.myexistenz.com/Ourexistenz2/Ourexistenz.html

» Planetary Alignment and Magnetic Field Interaction
   Article by David W. Allan on the magnetic field interactions in planet alignments and the correlation of sun spot activity to periodic field polarity reversals.
   http://www.allanstime.com/UnifiedFieldTheory/Planets_Alignment/

» Planetary Cartography and Graphics by Ralph Aeschliman
   Planetary maps and graphics of Mars, the Moon and Venus.
   http://ralphaeschliman.com

» Planetary Fact Sheet
   Table of essential measurements and facts regarding the nine planets with links to highly detailed summaries.
   http://nssdc.gsfc.nasa.gov/planetary/factsheet/index.html

» Planetary Interactions
   Cycles, resonances, synchronizations and interactions in the solar system.
   http://www.sweb.cz/vladimir_ladma/english/cycles/cycles.htm

» Planetary Science Institute
   Research and educational institute with projects to study planets, asteroids, and comets.
   http://www.psi.edu/

» Planets Alive: Our Solar System
   Information about the planets and other objects found within the solar system. Includes details of their structure and atmosphere, physical parameters, rings, satellites and missions.
   http://www.planetsalive.com

» Shaker Effects in Celestial Mechanics
   Article by Franz Heeke about the rotation of the sun and planets, the sun's motion around the centre of mass of the solar system, planetary rings, solar activity and climate, and the origin of the solar system.
   http://www.f-heeke.de/astro/article1.html

» 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/

» Smiley's Planet
   Explore the solar system's planets. Includes pictures, descriptions, statistical information and a special section on the latest voyage to Mars.
   http://www.d.smiley1.btinternet.co.uk/

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

» Solar System Exploration Home Page
   The Solar System Exploration Home Page is part of NASA's Office of Space Science and describes NASA's program to explore the solar system.
   http://solarsystem.nasa.gov/index.cfm

» Solar System Integrator
   A Java applet that enumerates ephemerides and predicts celestial events in the Solar System. Various graphical and text views are available.
   http://rgg.szm.com/solar/solar.htm

» Solar System Simulator
   Shows the position of the planets as they rotate around the sun for many years to come.
   http://www.faustweb.net/

» 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/

» The Planetary Society: Our Solar System
   Concise information about all planets, comets and asteroids.
   http://www.planetary.org/explore/topics/groups/our_solar_system/

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

» The Solar System
   History of and basic facts about major solar system bodies.
   http://evula.org/solarsystem/

» 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/

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

» Windows to the Universe
   Aimed at portraying Earth and Space Sciences in a fun way. Includes information about space weather, global space physics and a real time movie of current solar activity.
   http://www.windows.ucar.edu/