Across
- 2. The hottest planet.
- 5. Planets are also called terrestrial planets.
- 6. The spinning of a planet on its axis.
- 7. Planets made mostly of gas.
- 10. Two-thirds of the surface is covered in water.
- 11. The elliptical path of the planets.
- 13. The largest planet.
- 14. The planet known as the great dark spot.
- 16. The gas planet with visible rings.
- 17. Another name for a natural satellite.
Down
- 1. The closest planet to the sun.
- 3. Another name for the atmosphere.
- 4. Another word for a moon orbiting a planet.
- 8. The red planet.
- 9. A bowl-shaped cavity on the surface of a planet.
- 12. the time for a planet to go around the sun.
- 13. The largest planet.
- 15. The planet that rotates sideways.