Galaxies

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Across
  1. 4. Example of a spiral galaxy; home to Earth
  2. 6. A planet that supports life in the Milky Way
  3. 7. A collection of gas, dust, stars, and solar systems
  4. 8. part of a galaxy along with gas, dust, and stars
  5. 10. The number of galaxy shapes
Down
  1. 1. A galaxy that doesn't have a defined shape or pattern
  2. 2. About how many stars are contained in the Milky Way
  3. 3. Round; oval-shaped
  4. 5. Arms extending from the center
  5. 9. Located nearly 27,000 light-years from the center of the Milky Way