Across
- 1. retrograde orbit means it rotates
- 5. Uranus has how many moons
- 9. In 1986 Voyager 2 flew by
- 10. brightness and color from the usrrounding atmosphere contributing to Uranus's
- 11. Uranus was accidentally discovered
- 15. Neptune has how many rings
- 16. how many rings does Neptune have?
- 17. Uranus is 4 times larger than
- 23. Which planet contains the great dark spot
- 24. Astronomers hypothesize Uranus was knocked
- 27. Neptune cannot____ life
- 29. Uranus and neptune appear this color
- 31. astronomers __ that urnaus was knocked sideways by a massive collision
- 32. When was Neptune discovered
- 33. the core of Uranus
- 34. the internal structure of Uranus
- 35. Uranus is the ____ planet from the sun
- 38. The core of Neptune is about ____ times larger than earths
- 39. Neptune's atmosphere is made up of mostly
Down
- 1. They discovered only when __ of star behinf the rings dimmed
- 2. Neptune has how many moons
- 3. neptune is slightly smaller and __ than earth
- 4. ___of Uranus tipped so far that its north pole almost lies in its orbital plane
- 6. when did the great dark spot disappear
- 7. Uranus is the _____planet
- 8. Uranus moved in its orvit and the rings blocked the
- 12. when did voyager 2 pass Neptune
- 13. Uranus spends how many years in darkness and light
- 14. Uranus is the ____ largest in diameter
- 18. what particles make up Neptune’s moons
- 19. the____speeds on Neptune are the most outstanding
- 20. Neptune is the___ gas planet
- 21. which gas causes the geysers on Triton
- 22. Uranus's moons are
- 25. Neptune's ___ are made of methane and ammonia
- 26. the great dark spot is a
- 28. Uranus's rings are dominated by chunky boulders and consist of
- 30. How many times larger than earth is Neptune
- 36. Which moon has a retrograde orbit
- 37. neptune orbits the sun____km away