Across
- 2. What is the farthest planet in our solar system
- 3. What is the dwarf planet that used to be known as an actual planet in our solar system?
- 5. What is the closest planet to our sun
- 6. How many planets are in our solar system
- 7. What percent of main belt mass is asteroids
Down
- 1. What is the biggest planet in our solar system
- 4. what type of comet is Halley's comet?