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What are asteroids?
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Apart from the planets, other lumps of rock, called asteroids, orbit the Sun. Astronomers have identified several thousand asteroids, but there are probably millions in all. Most lie between the orbits of Mars and Jupiter, in areas called Asteroid Belts. | | The main asteroid belts lie between Mars and Jupiter |
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Previous:
Back
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Book:
1001
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Section:
Space
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Chapter:
Planets and Moons
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