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explores the formation of stars and planets and the quest for a habitable planet. Create a virtual a community of microorganisms. Try to build the perfect solar system. See how planets react with one another, and how some planets help keep our solar system stable. Look at images: see if you can recognize life. (Space Science Institute, Multiple Agencies)
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Our solar system has four inner rocky worlds, four gaseous outer worlds, plus icy Pluto. All are in the same orbital plane, except Pluto. Pluto's small size and odd characteristics lead some astronomers to believe that it's not a planet but a comet-like object captured from the outer solar system. |
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Lifestyles of the stars |
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