Across
- 4. This object is no longer considered to be a planet
- 5. Named for the Roman god of the sea
- 6. The closest planet to the sun, it orbits the sun once every 88 days
Down
- 1. This planet possesses the Solar System's most impressive system of rings
- 2. This planet's axis is so tilted that it orbits the sun on its side
- 3. This object is at the center of the Solar System