Across
- 1. ___ planets are things that orbit the sun but are too small to be considered a planet
- 4. these planets are also called gas giants
- 8. what separates inner and outer planets
- 9. what we call the our star
- 11. the acronym of the order of the planets (first letter of every planet un order)
- 12. first planet in solar system
- 15. now a dwarf planet, used to be the 9th planet
- 16. name of our star system
- 17. second planet in solar system
- 18. the biggest planet in the solar system \
Down
- 2. large rocks that travel in space
- 3. 4th planet
- 5. the path a space object travels around another object
- 6. what we call the spinning planets do on its axis
- 7. these planets are warmer and rocky
- 10. last planet in the solar system
- 13. another word for orbiting the sun
- 14. object made ice and dust that orbits around celestial objects