Across
- 6. farthest planet from the sun
- 7. big ball of burning gas located in the center of our solar system
- 8. an object made of ice, rock, and dust that typically has a tail
- 10. the most common example of a dwarf planet
- 11. rocky bodies that orbit the sun
- 14. the measurement of how bright a star appears to us from a distance
- 16. the amount of light a star can produce from its surface
- 17. the planet we live on
Down
- 1. must be smaller than a planet and have less gravity
- 2. A big formation that orbits the sun and has significant gravity
- 3. a natural satellite that orbits the earth
- 4. means "set of stars"
- 5. place where a majority of the asteroids in our solar system are found
- 9. the galaxy where our solar system lives
- 12. an exploding ball of gas found typically in the night sky
- 13. closest planet to the sun
- 15. lives within the solar system