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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 |