Across
- 4. a planet that supports life
- 6. the very end of the solar system
- 8. a object that orbits a planet
- 9. a moon of jupiter
Down
- 1. a dwarf planet
- 2. a planet that is tilted 90 degrees
- 3. the red planet
- 5. a icy object that orbits the sun
- 7. a space craft sent to mercury
- 8. a yellow dwarf that is in the middle of solar system