Across
- 4. Name of the largest moon in the solar system
- 6. Phenomenon that causes the same side of the Moon to always be facing Earth (two words)
- 8. Planet with the largest moon in the solar system
- 9. Outermost planet that has no moons
Down
- 1. Name of NASA spacecraft that orbited Saturn
- 2. Name of NASA spacecraft currently orbiting Jupiter
- 3. Innermost planet that has no moons
- 5. Mars' moon named after "fear"
- 6. Name of Neptune's largest moon
- 7. Mars' moon named after "dread"
