Across
- 3. a planet that spins on its side
- 7. a machine that is launched into space and moves around Earth or another body in space
- 10. now is the largest known dwarf planet in the solar system
- 12. the hottest planet in the solar system
- 14. objects made of ice, dust, and rocks that orbit the sun They often have a visible "tail"
- 15. an object that orbits a planet or something else that is not a star
Down
- 1. center of the solar system
- 2. often referred to as the "Red Planet"
- 4. Our solar system resides in a galaxy called ...
- 5. our home planet
- 6. the farthest planet in the solar system
- 8. layers of gases that envelope a planet
- 9. number of planets there are in the Solar System
- 11. closet to the Sun
- 13. has the largest ring in the system