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| made up of 8 planets, including Earth |
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| closest planet to the sun, smallest planet |
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| hottest planet, thick atmosphere, similar to Earth in size |
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| only planet capable of supporting life, 70% filled with water |
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| iron dioxide gives it red color, nicknamed the red planet, has the largest volcano in our solar system |
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| biggest planet, has the red spot, has the largest moon in the solar system |
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| put under house arrest for views on the solar system |
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| didn't share his views on the solar system until he was on his deathbed |
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| second-largest planet, known for its rings, least dense planet, one of its moons is Titan |
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| axis of rotation tilted on its side, methane gives it blue-green color, has 27 moons |
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| farthest planet from the sun, methane gives it blue-green color, has 13 moons |
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| Who lived earlier, Galileo or Copernicus? |
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| with the Sun at the center |
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| largest star in our solar system |
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| in between Mars and Jupiter |
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| piece of rock similar to the material that formed the planets |
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| Meteoroid that does not completely burn in the atmosphere and hits the Earth |
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| composed of dust and rock particles mixed in with frozen water |
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| last seen from Earth in 1986 |
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| cloud of comets located beyond the orbit of Pluto |
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| meteoroid that burns up in the Earth's atmosphere |
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| theories of how asteroids formed |
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1. destroyed planet
2. planet that never formed |
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