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Asteroids and Comets!

Asteroids and Comets: Video Short

Asteroids and Comets: On Location

Asteroids and Comets: Full Show

Asteroids and Comets: The Web Show

  • Video Short
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  • On Location
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  • Full Show
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  • The Web Show
Asteroids and Comets ['as-tə-rȯidz] [\ən(d) ][ \'kä-mətz]
Small rocky objects that orbit around the sun.

Asteroids are small, rocky objects left over from the formation of our solar system. Comets, made of dust, rock and ice, are leftovers too. These small worlds can tell us what the early solar system was like.

Find out more about this topic by clicking on the buttons on this page. You can watch our broadcast show, Science Trek: The Web Show, and our video shorts in our player. Facts will tell you more about the topic. Links will expand your learning beyond our site. Glossary gives you a list of specialized words. Books offer reading suggestions. Games give you a chance to play. Top Ten are answers to ten of our favorite questions asked by students. Teachers provides materials for educators. Archive takes you to video files from past shows not on our current player. Contact us by clicking on the link in the masthead to email us questions or comments. Click for the current season’s schedule of programs, learn more about the scientists on this show and be sure to check out my blog.

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