Across
- 4. Animal with 3 hearts
- 6. Largest continent
- 9. The "Blue Planet"
- 10. Brightest planet
- 11. Largest country
- 13. Month with 28 days
- 15. Largest mammal
Down
- 1. Largest planet
- 2. Man's best friend
- 3. Largest fish
- 5. Planet with rings
- 7. Other name for a killer whale
- 8. Closest planet to the Sun
- 12. Bird found in Antarctica
- 14. Color of planet Mars