Across
- 4. comes from the blue planet.
- 5. planets home
- 6. one of Jupiter's main moons
- 8. the main feature of Saturn
- 9. Circular motion
- 11. what separates the inner and the outer planets.
- 13. Venus
- 14. the red dot on Jupiter
- 16. the first Russian space shuttle
- 17. downwards pull
Down
- 1. Another way to collect energy
- 2. No longer a planet.
- 3. a comet visible from earth which is well known.
- 7. has the largest volcano in the solar system.
- 8. fly's like a jet in the sky
- 10. the biggest moon in the solar system
- 12. made of grey cheese.
- 15. one side hot one side cold.