Across
- 4. Sends people to space every year
- 5. An ____ is when it repeatedly moves around an object
- 9. is this Earth's sister?
- 12. Has rings around itself made of rocks and gas
- 14. Isnt a planet, keeps us warm
- 15. Mercury, Venus, Earth, and Mars
Down
- 1. was declared a dwarf planet in 2006
- 2. known as the red planet
- 3. humans live here
- 6. Inner planets are alike to Earth in some ways
- 7. is made of gasses
- 8. The smallest orbit
- 10. A blue color planet that has thin rings made of ice
- 11. Isnt a spaceship, gets pictures of our planets
- 13. A celestial object that orbits around a planet