space

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Across
  1. 3. Ice giant
  2. 7. Icy moon
  3. 11. Mars first and biggest moon
  4. 12. Our planet
  5. 14. Luna Saturni, latin for "moon of Saturn"
  6. 15. Morning star
  7. 16. Swift planet
Down
  1. 1. Between 10 billion and 13.6 billion years old
  2. 2. Dwarf planet
  3. 4. Ringed planet
  4. 5. The gas giant
  5. 6. Mars second moon
  6. 8. The blue planet
  7. 9. Distance light travels in one year roughly 6 trillion miles
  8. 10. Jupiters moon
  9. 13. Red planet