Across
- 3. We see the moon because it _______ the sun'slight.
- 8. Planets that are solid are called _____.
- 11. Separates the first four and last four planets.
- 14. The last four planets are _______ than the others.
- 15. The outer planets are made mostly of this!
- 16. The sun is a _______.
- 17. The brightest planet in the night sky.
- 19. Venus' nickname at night.
Down
- 1. Nickname of last four planets.
- 2. Pluto is now called this.
- 4. The first _____ planets are solid.
- 5. The Earth is this size compared to Jupiter and Saturn.
- 6. Used to be called the ninth planet.
- 7. Stars are _________ than planets.
- 9. Pluto _____ the sun at a different angle.
- 10. Number of planets in the solar system.
- 12. Nickname of first four planets.
- 13. Stars make their own __________.
- 18. There are _______ dwarf planets in our solar system.