Across
- 2. Known as a Gas Giant, this is the largest planet in the Solar System
- 5. Named after the Roman God of the Sea, it is the coldest planet in the Solar System
- 8. Commonly known as the 'Red Planet'
- 9. A star at the center of the Solar System in which all planets orbit
- 10. The only habitable planet in the Solar System
Down
- 1. The closest planet to the Sun
- 3. This planet is the only one that lies on its side
- 4. This planet is sometimes referred to as the "morning" or the "evening' Star
- 6. An astronomical body that orbits planet Earth
- 7. Surrounded by rings
