Across
- 3. The sixth planet from the Sun and a gas giant.
- 8. A celestial body that orbits the sun that is too large to be an asteroid, too small to be a planet, as well as doesn't meet the proper qualifications to being a planet.
- 10. A planet with a rocky surface, heavy metal core, and rocky mantle.
- 12. The second planet from the Sun and is located between Mercury and Earth.
- 13. The third planet from the Sun and the only one that can support life.
- 14. A star in which the Earth and components in the solar system revolve.
- 15. A large planet composed of mostly hydrogen and helium.
Down
- 1. The eighth and farthest known planet from the Sun in the solar system.
- 2. The fifth planet from the Sun and the largest in the Solar System.
- 4. The layer inside of a planet found above the core yet below the crust typically made of rock.
- 5. The smallest planet of the solar system with a rocky surface.
- 6. The fourth planet from the Sun with an average distance of about 142 million miles.
- 7. The second most common element in the Universe and gas in which gas giants are mostly composed of.
- 9. Chunks of rock and metal in outer space that are in orbit around the Sun, causing them to spin and tumble.
- 11. The seventh planet from the Sun as well as the only planet named after a Greek god.