Solar System A Vocabulary

Small, rocky objects that orbit the sun

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The force that attracts a body toward any other body having mass

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A luminous ball of gas, mostly hydrogen and helium, held together by its own gravity

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A scientist who studies atronomy

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The sun and the 8 planets and other objects that orbit the Sun

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The manner in which the parts of a thing are put together

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A large round object orbiting a star

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The study of everything in the universe beyond Earth's atmosphere

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A band of orbiting rubble that separates gas planets from terrestrial planets

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A celestial map of the night sky with astronomical objects laid out on a grid system. It is used to identify and locate constellations and stars.

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