Across
- 6. An ice giant planet with a blue-green color.
- 7. The second-largest planet in our solar system. It is known for its beautiful rings.
- 8. Our home planet. It is the only planet known to support life.
Down
- 1. The farthest planet from the Sun. It is also an ice giant planet with a deep blue color.
- 2. The fourth planet from the Sun. It is often called the Red Planet because of its reddish appearance.
- 3. The closest planet to the Sun. It is small and rocky.
- 4. The second planet from the Sun. It is often called Earth's twin because of its similar size and composition.
- 5. The largest planet in our solar system. It is a gas giant made mostly of hydrogen and helium.
