Selected Web Resources

Scale models of the solar system: http://www.exploratorium.edu/ronh/solar_system/

Exploratorium resources: http://www.exploratorium.edu/observatory/index.html

Elementary level astronomy: http://www.frontiernet.net/~kidpower/astronomy.html

History of the heliocentric model: http://en.wikipedia.org/wiki/Heliocentrism

NASA homepage: http://www.nasa.gov/

Solar system tour: http://www.nineplanets.org/

Planets in the news: http://www.space.com/planets/