Across
- 3. saturns rings are made of 90% of what?
- 6. is the most scarce resource in the universe
- 8. time it takes for light to travel from the sun to earth
- 10. how many pare planets in the solar system?
- 11. rings like a bell when hit hard
- 12. known as a dwarf planet
Down
- 1. does not have a red sky
- 2. is the hottest planet in the solar system
- 4. last planet to be discovered in the solar system
- 5. how many months does it take mercury to orbit the sun
- 7. icy planetesimals surrounding the Sun
- 9. it rains this on Neptune