Across
- 4. What is the most common name for Aurora Borealis?
- 6. The closest planet to the sun?
- 9. What is biggest asteroid known called?
- 11. What is the largest planet in the solar system?
- 13. What is the most important energy source of living things?
- 14. Which planet has rings that are composed mostly of water ice around it?
- 15. How many planets are in the solar system?
Down
- 1. An object is geocentric if it orbits the…?
- 2. Which nearest major galaxy to the milky way?
- 3. What is the smallest planet in the solar system?
- 5. The first man to ever walk the moon?
- 7. What astronomical object is associated with meteor showers.
- 8. The farthest planet to the sun?
- 10. Which planet has two small moons?
- 12. What planet is no longer recognised as a planet in the solat system?