Across
- 2. Planet that rotates (spins) on its side.
- 4. Planets that have a lot of mass are called ________.
- 6. Largest planet in the solar system.
- 9. Planets closest to the Sun are called __________.
- 10. Planets that have a core of iron and rock.
Down
- 1. Inner planet that has a dry, arid surface.
- 3. Furthest planet from the sun; has the strongest winds.
- 4. Known as the red planet.
- 5. Planets that are made mostly of gases.
- 7. Terrestrial planet that revolves (moves around the Sun) the fastest
- 8. Planet known for its beautiful rings.
- 11. The main star of our planetary system.