Across
- 3. ____________was the first planet found by mathematical prediction
- 7. the Solar System is over _______ billion years old.
- 8. There are five ________ planets in the solar system
- 9. ______also has the largest dust storms in the Solar System
Down
- 1. This is a windy planet as the fast rotation causes high winds.
- 2. __________ and earth are of same size
- 4. A planet on which seasons last for twenty years
- 5. There are no seasons in ____________
- 6. our galaxy
- 10. A medium sized star