| Across |
| 3. | oceans cover 70% of this planets surface |
| 4. | known as earths sister planet |
| 8. | the star of our solar system |
| 9. | nearly 4.5 billion kilometres from the sun |
| 11. | Its volume is 755 times greater than that of Earth. |
| 13. | ring system is the most extensive and complex in the solar system |
| 14. | a slight eruption in the solar system |
| 15. | a complex system of air, water and land |
| 17. | the largest planet in our solar system |
| 18. | closest planet to the sun |
| 19. | its magnetic field is 578 times as powerful as Earth's |
| 23. | scientists think it once supported a wet, warm earth-like planet |
| 24. | The first man to go to the moon |
| 25. | floating objects in space that collect scientific information |
| 27. | has 13 known moons |
| 29. | The surface can reach 800 degrees Fahrenheit (430 degrees Celsius). |
| 32. | the centre piece of the solar system |
| 33. | has atmosphere of oxygen and hydrogen |
| 34. | a planet recently changed to a dwarf planet |
| 35. | this planet has no atmosphere! |
| 36. | massive |
| 37. | a bunch of asteroids in-between mars and jupiter |