Outer Planets
Across
- 1. Jupiter is the ___ planet from the sun.
- 4. Jupiter was named ___ by the Greeks.
- 7. Uranus' moons are named after characters from the works of ___ ___.
- 11. A swirling oval of clouds almost twice as wide as Earth, observed for more than 300 years.
- 13. Jupiter's appearance is a tapestry of colorful cloud ___ and spots.
- 16. Jupiter contains more than ___ the amount of material of the other bodies orbiting our sun combined.
- 17. Like Jupiter, Saturn is made mostly of ___ and helium.
- 19. Saturn is named for the Roman god of ___.
- 23. Jupiter's fast rotation creates strong __ streams, smearing its clouds into bands across the planet.
- 24. The ___2 is the only spacecraft to have visited Uranus.
- 25. Like the other gas giants, Neptune does not have a ___ surface.
- 26. Jupiter's four largest moons were observed by ____.
- 28. Neptune has ___ rings.
- 29. Neptune's winds can be ___ times stronger than Jupiter's.
- 30. The ___ mission will arrive at Jupiter in 2016 to investigate the planet's atmosphere, deep structure, etc.
- 32. The inner rings are ___ and dark.
Down
- 2. Has one hemisphere darker than asphalt and the other as bright as snow.
- 3. Neptune is the ___ planet from the sun.
- 5. The ___ spacecraft continues to explore the Saturn and its moon, rings, and magnetosphere since 2004.
- 6. Neptune's blue-green color is also the result of atmospheric ___.
- 8. Astronomers observed as pieces of comet ___-___9 collided with Jupiter's southern hemisphere.
- 9. ___ shows evidence of recent (and ongoing) surface changes.
- 10. Uranus' rotation axis is tilted almost parallel to its orbital plane.
- 11. The largest moon in the solar system (larger than Mercury).
- 12. Neptune has ___ known moons (Triton the largest moon).
- 14. Uranus was named for the Greek god of the ___.
- 15. Saturn ___ support life.
- 17. The ___ probe descended through Titan's atmosphere in 2005.
- 18. Jupiter has a faint ___ system.
- 20. Uranus is a ___ giant.
- 21. Surface extremely heavily cratered and ancient.
- 22. ___ in the upper atmosphere reach 500 meters per second in the equatorial region.
- 27. Most visible clouds are composed of ___.
- 31. Most volcanically active body in the solar system.