Astronomy

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Across
  1. 7. Has 16 moons
  2. 8. What Earth does that causes day & night
  3. 9. Smallest Planet
  4. 12. Sometimes called a shooting star
  5. 15. Causes seasons
  6. 16. Biggest planet
  7. 17. Large space rock that orbits the sun
Down
  1. 1. Earth is covered in large ______
  2. 2. Group of planets Farther from the sun
  3. 3. Group of planets Closer to the sun
  4. 4. Earth is sometimes referred to as the ____
  5. 5. Has 146 moons (6th planet from sun)
  6. 6. our galaxy
  7. 10. Tail always points away from the sun
  8. 11. Orbits on it's side
  9. 13. Doesn't clear it's neighborhood
  10. 14. Main source of energy & made of plasma & superheated gas
  11. 15. Result of the gravitational pull on the surface waters