Space Cross word puzzle

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Across
  1. 2. Solar halo
  2. 5. first space based telescope
  3. 7. group of stars
  4. 9. huge, dirty snowball
  5. 10. Falling star
  6. 11. northern and southern lights
  7. 13. Small rocky body orbiting the sun
  8. 15. largest moon of Saturn
  9. 16. the hunter
Down
  1. 1. king of the planets
  2. 3. Birth place of stars
  3. 4. A dwarf planet in the Kuiper belt
  4. 6. hole Place where gravity pull is so high
  5. 8. twin sister of earth
  6. 10. red planet
  7. 12. Exploding star
  8. 14. planet’s path