Across
- 2. Planet with 70% water
- 3. A star and the objects that orbit it
- 4. A race between the Soviet Union and America for space exploration
- 5. First man on the moon
- 7. Biggest gas giant
- 10. The Galaxy we live in
- 11. Farthest away from the sun
- 13. The middle of our solar system
- 14. The hottest planet
Down
- 1. Little bits of rock that separate inner and outer planets
- 3. A big burning body of gas
- 4. Planet with the most moons
- 6. Quickest planet to complete a revolution
- 8. These are caused by the Sun's light reflecting off the Moon
- 9. These are caused by the Moon's gravity
- 12. Spins on it's side