Neptune

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Across
  1. 2. Would life be habitable in Neptune?
  2. 6. Neptune was found by a man called .. .......
  3. 9. Neptune is the ..... largest planet in the solar system.
  4. 10. Triton is unusual because it orbits Neptune in the ........ direction
  5. 11. Triton is named after a sea ...
  6. 13. Neptune is much smaller than the giants Jupiter and ......
  7. 15. Neptune has 17% more of this than Earth.
  8. 16. neptune is made out of Hydrogen and ......
  9. 18. Neptune circles the ... every 164.8 Earth years.
  10. 20. The second moon found is called
  11. 22. Neptune is named after the Roman God of the ...
Down
  1. 1. neptune is one of how many gas giants?
  2. 3. Neptune has ........ moons that we know of
  3. 4. Neptune was first seen in ......
  4. 5. Nereid was discovered by .........
  5. 7. All pictures and knowledge we have of Neptune is from the spacecraft called The .......
  6. 8. Neptune has the worst of this in the whole solar system.
  7. 12. the most commonly known moon of neptunes is called ......
  8. 14. How many years would it take to reach Neptune? (obviously depending on where they are at the time in the solar system)
  9. 17. Neptune is 27943 million ..... from the sun
  10. 19. Neptune was first seen during the .... 1846
  11. 21. Neptune is made out of gas and ....