Across
- 1. a hard surface
- 4. a giant metal rock that orbits mars and jupiter
- 6. a type of galaxy that has a oval shape
- 8. a type of planet that is much bigger then a terrestrial planet thats mostly made up of gas
- 9. the natural satellite of the earth and gives us tides for the ocean
Down
- 2. a type of planet that has a rocky or metal
- 3. a type of galaxy that has no current shape
- 5. a type of galaxy that has a one or more spiral arms for its shape
- 7. made out of ice,dust, and rocks