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8th Science U6 L1

definitionterm
Space and all the matter and energy in it. Universe
A collection of stars, dust, and gas bound together by gravity. Galaxy
The sun and all of the planets and other bodies that travel around it. Solar system
A relatively large spherical body that orbits a star. Planet
A large celestial body that is composed of gas and that emits light; the sun nis a typical star Star
A large cloud of gas and dust in interstellar space; a region in space where stars are born. Nebula
The distance light travels in one year; about 9.46 trillion kilometers. Light-ye.ar
Created by: ashaver
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