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universe

QuestionAnswer
solar system the sun and all of the planets and other bodies that travel around it
planet a relatively large spherical body that orbits a star
star a large celestial body that is compsed of gas that emits light
galaxy a collection of stars, dust, and gas bound together by gravity
light-year the distance that travels in one year
universe space and all the matter and energy in it
Created by: rebeccadoranski
Popular Science sets

 

 



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