Across
- 5. an invention by Galileo
- 9. the middle layer in the sun's interior
- 11. Earth and the other planets revolve around the sun
- 12. the gas that erupts into space
Down
- 1. loops that can be extending over the edge of the sun
- 2. A model when earth is at the center of the revolving planets and stars
- 3. areas of gas on the sun's surface
- 4. the visible surface on the sun
- 6. the cause of the northern lights
- 7. the thin layer in the sun
- 8. means crown in Latin
- 10. the outer most layer of the sun's interior