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| the study of the moon, stars and planets |
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| scientist who studies stars, sun and planets |
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| collection of planets and other bodies that orbit the sun |
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| a body that orbits a star |
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| Earth's path around the sun |
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| force between 2 objects which attracts them together |
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| the movement of one object around another object |
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| the spinning motion of a planet around its axis |
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planet closest to the sun has no moons |
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second planet from the sun hottest planet |
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third planet from the sun planet we live on |
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fourth planet from the sun red planet, most Earth-like |
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fifth planet from the sun biggest planet in solar system |
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seventh planet from the sun icy planet covered with clouds |
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8th planet from the sun orbited by 8 moons |
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dwarf planet past Neptune smaller than most moons |
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