Across
- 2. The line from north to south pole
- 4. The force that keeps the planets and moons in orbit
- 6. The hottest of all the planets
- 7. When the sun does down at night
- 9. Another name for our galaxy
- 10. The biggest star in the solar system
- 11. Orbits some planets
- 12. When the sun comes up in the morning
- 15. The season with the longest days
Down
- 1. The season with the shortest days
- 3. Another word for orbit
- 5. The line in the middle of Earth
- 8. There are four ________ in the year
- 13. The oldest of the planets
- 14. The planet with Rings of ice and rock