A detailed overview of the history, mythology, and current scientific knowledge of each of the planets and moons in the solar system.

Material to begin an exploration of the Solar System: the characteristics of the planets, theories about planet formation, and more. An hour-long video is accompanied by learning goals, an outline and overview, details on star formation,...

[Free Registration/Login Required] Learn all about the components of the solar system with this downloadable lesson plan. Includes several student handouts and a research activity.

In this lesson plan site, middle schoolers are asked to construct a scale model of the planets to help visualize the relative size of planets and their relative distance from the Sun. Links are provided to the Sun and the planets which...

This survey of the planets includes all the basics, size, mass, atmosphere, length of day, and the like. It features interactive activities and learning exercises and compares all of the planets in colorful tables.

This site has links to all the planets, providing an overview of the solar system. It also contains information about asteroids, meteors, comets and other features of our solar system.

This comprehensive site delves into other aspects of our solar system besides the planets and the sun. Click on the topics on the right like solar winds, the heliosphere, the heliopause, asteroids, comets, and more.

This resource contains a lesson plan in which students study the effects of gravity on the planets of the Solar System. They will view movies from the lunar Apollo missions, calculate their own weight on other planets, and propose what...

This activity combines the concept of Earth's rock cycle with the characteristics of other planets in the solar system.

Explore the dozens of Saturn's moons orbiting the second largest planet of our solar system. Find out about the Cassini space mission which explored Saturn's largest moon, Titan.

Created to teach students of the 21st century, SOPHIA is bringing Mars straight to your fingertips. Discover what scientific discoveries are occurring in the rest of the universe with this interactive tutorial.

Find lesson plans, worksheets, photo galleries, and related links for teaching about the weather systems of planets in our solar system.

Learn about the lives of stars, and how stars and planets form. The Interactive activity, 'Planet Families' requires Adobe Flash and cannot be launched.

In this activity, "You will investigate the concepts of relative size and distance by creating a basic model of our solar system." Planet printouts are provided and this site contains related links.

In ancient times only five planets were known: Mercury, Venus, Mars, Jupiter, and Saturn. Learn about Greek astronomer Ptolemy's theory for the solar system that was to survive for fourteen centuries.

Flip this interactive card to start learning about the planet Saturn. Answer multiple-choice and fact-or-fiction questions and review some fast facts about the second largest planet in our solar system.

Discover interesting facts about the tiny planet Mercury, the closest planet to the Sun.

Discover interesting information about Pluto, a member of the Kuiper Belt and no longer a planet since 2006.

Students use descriptive words to create imagery of the many varieties of objects found in our universe.

Part of a larger online exhibit on the moon and space, this site deals with one's place in the universe. The topics covered include the sun and solar system, the galaxy, and the universe.

In this lesson plan investigation students learn about the shapes of the planetary orbits by experimenting with ellipses of different proportions.

The plate tectonics and other features of the Earth's lithosphere are explained and illustrated. Has links to definitions of the magnetosphere, atmosphere, and hydrosphere.

This is a useful resource for facts and images pertaining to the planet Mercury.

Students will work in cooperative groups to research characteristics of each of the planets in our solar system. Students will design a travel brochure outlining the characteristics of each planet. Each group will make an oral...