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Across
  1. 3. The name of our solar system.
  2. 5. How many dwarf planets are in our solar system?
  3. 8. A group of a galaxy.
  4. 11. It's a HUGE region of space beyond Neptune.
  5. 12. A dwarf planet that was a ninth planet a long time ago.
Down
  1. 1. Another name of the solar system.
  2. 2. How many planets are in our solar system?
  3. 4. The belt between Mars and Jupiter.
  4. 6. Icy and small Solar System body.
  5. 7. The center of our solar system.
  6. 9. The planet that supports our life.
  7. 10. What is the fifth planet in our solar system?