Across
- 2. no longer officially considered a planet.
- 4. takes approximately 365 days to orbit the sun.
- 5. was the first planet found using a telescope.
- 9. the most distant planet that can be seen with the naked eye.
- 10. is hotter than Mercury despite being further away from the Sun.
Down
- 1. the largest planet in the universe.
- 3. closest planet to the sun.
- 6. The Coldest Planet in the Solar System.
- 7. the energy created is nuclear fusion.
- 8. known as the "Red Planet".