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Space Vocab gr. 4

TermDefinition
constellation a star pattern identified and named as a definite group; usually thought of as forming certain shapes or figures in a specific region of the sky
galaxy a large collection of stars, gases, and dust that are part of the universe (e.g. the Milky Way galaxy) bound together by gravitational forces
gravitation a force of attraction between two masses
moon a natural satellite that revolves around a planet
planet a large body in space that orbits a star and does not produce light of its own
solar system a star and all the planets and other bodies that orbit it; the region in space where these bodies move
star a large, gaseous, self-luminous body held together by gravity and powered by thermonuclear reactions
Sun the closest star to Earth and the center of our solar system
universe the total sum of all matter and energy that exists
Created by: kyleecarey
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