The Planets

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Across
  1. 4. A small rock.
  2. 6. A streak of light.
  3. 8. System
  4. 9. A small body of light.
Down
  1. 1. It goes through the Earth's atmosphere.
  2. 2. Belt
  3. 3. Icy rock and with a cloudy tail.
  4. 5. Belt
  5. 7. Cloud