Across
- 1. The hottest planet
- 4. One of the two ice giants
- 6. The oval shaped path an object follows as it revolves around the sun
- 7. A system of objects in space that include at least one star, planets and other space debris
- 9. The number of planets that are in our solar system
- 10. The only planet that is known to support life
- 11. Sometimes called the "red planet"
Down
- 2. The eight planets revolve around this
- 3. The largest planet
- 5. Planets that have some, but not all characteristics of regular planets
- 7. Famous for it's rings
- 8. The smallest planet