Across
- 3. planets set of planets that have alot of moons
- 4. a sattelite for a planet
- 5. causes seasons
- 7. planets set of planets closest to the sun
- 8. How long it takes for a planet to revolve around the sun
- 9. A gas that surrounds a planet
Down
- 1. one day in a planet
- 2. Inner planets (has to do with earth)
- 4. known as the red planet
- 6. planets a set a planets that are smaller than outer planets