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Across 2. Most distant planet 4. How long it takes to orbit the sun (2 Words) 7. The sun gives it out 8. The planets, the sun, the moons and stars make it up (2 Words) 9. Closest planet to the sun 10. How many planets are there 11. Spiral galaxy, home of Earth with more than 100 billion stars (2 Words) 13. Is the biggest planet 16. Huge chunks of rock 17. A collection of stars, gas, and dust bound together by gravity 18. Is known a the love planet 19. A ball of rock and ice 21. It is a huge star 22. Is known as the red planet 23. Our beautiful planet

Down 1. A darkening of the Moon, when looked at from Earth (2 Words) 3. Has huge rings 5. It is a dwarf planet 6. People who travel to space 12. It sucks things up (2 Words) 14. Object that orbits the sun 15. Has a blue tinge 20. It gives its own light out 22. A large body orbiting a planet