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Galaxy Vocab
Question | Answer |
---|---|
Universe | holds all galaxies, light, and stars |
Galaxy | system of millions or billions of stars, made of gas and dust, held together by gravitational attraction |
Disk Shaped Galaxy | disk shaped. has "arms". Dense center. |
Spiral Shaped Galaxy | spiral shaped. has "arms". Dense center. We live in spiral called milky way |
Irregular shaped Galaxy | No defined shape. no clear bulge or disk. leftovers of two colliding galaxies |
Elliptical Shaped Galaxy | Oval shaped. most abundant galaxies in the universe. Older low mass stars |
Milky Way | galaxy that contains our solar system |
Light year | The distance light travels in one year |
cluster | group of many things together |
Andromeda Galaxy | spiral galaxy that is 2.5 million light years from earth. nearest major galaxy near milky way |