Planets

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Across
  1. 3. hot
  2. 4. the brightest
  3. 5. the center of the solar system
  4. 9. 5th planet
Down
  1. 1. the red one
  2. 2. spins on its side
  3. 6. really windy
  4. 7. once a planet now a dwarf
  5. 8. third planet