Across
- 4. A celestial body that orbits the sun, has enough mass to assume a nearly round shape
- 6. The size of a planet when they are compared to other planets, as well as the Sun.
- 8. A unit of length used for distances within the solar system
- 12. full of light in the dark, bright and shiny
- 14. A large body in space that orbits a star and does not produce light of its own
- 15. The tendency of a body to resist a change in motion or rest
Down
- 1. The four planets beyond the asteroid belt also known as the Gas Giants.
- 2. A donut-shaped region of icy bodies beyond the orbit of Neptune
- 3. Soft, diffused light from the sky while the sun is transitioning or not in direct sunlight, for example at sunrise or sunset
- 5. Lacking brightness or vividness, considering to be weaker than normal
- 7. Planets made of solid rock; Mercury, Venus, Earth, and Mars
- 9. A natural object which is located outside of Earth's atmosphere, such as the Moon, the Sun, an asteroid, planet, or star.
- 10. An astronomical unit of measurement that is equal to the distance light travels in one year
- 11. Type of planets that are mainly composed of gas and that are very large; such as Jupiter, Saturn, Uranus, and Neptune
- 13. Small, rocky planets that orbit closest to the sun including Mercury, Venus, Earth, & Mars
- 16. Anything that comes from Earth.