There is more to the solar system than the typical study of the sun and planets. Launch a study of asteroids, meteoroids, and comets by watching the video The Story of the Solar System, available for purchase through this...

Why do scientists use models? In the first installment of 22, groups create scale models of our solar system. They then share and discuss their models.

Preparing for an assessment? Here's an activity that will ensure that all class members have the background knowledge they need to demonstrate their skills on a performance task related to the solar system and the tools astronomers use...

Eighth graders define a planet by the orbit around the sun, have a large enough gravitational force to hold a sphere shape and needs to clear the neighboorhood of it own orbital zone. They describe comets, meteoroids, meteor, meteorites...

Scientists are always sorting and classifying objects based on their characteristics. In a hands-on learning activity, young space explorers work together to categorize solar system cards based on their properties. It is up to the...

Students gain appreciation of the vastness of our galaxy by viewing an applet about the Milky Way. Students hypothesize about how long it would take to get from Earth to Pluto.