Across
- 1. outer planets are made of
- 3. what are the four farther planets called
- 5. outer planets have
- 6. lower temperature
- 7. solar system has 8
- 9. greek word for Neptune
- 10. the outer planets are called the
Down
- 2. inner and outer are separated by the
- 4. greek word for Saturn
- 8. greek name for Jupiter