Across
- 2. spikes of hydrogen that rise from the chromosphere
- 3. the most important star to us on earth
- 9. large loop of cooler gas
- 11. the sun’s visible surface
- 13. a haze of very hot gasses that extend from the surface of the sun
- 15. spiral arm attached to a straight bar that runs through the center of a galaxy
- 16. a group of high speed particles that escape the corona
- 17. patches of gas that are cooler than the rest of the sun
- 20. the galaxy we live in
- 21. galaxy that resembles an egg or football
Down
- 1. an imaginary picture outline of stars
- 2. tremendous bursts of energy caused by changes in the suns magnetic field
- 4. an imaginary line that stretches from pole to pole through the interior of the earth
- 5. the force that resists motion
- 6. “sphere of color”
- 7. central part of the sun
- 8. the study of the stars and planets
- 10. stars clumped together in no definite shape
- 12. an area containing not air or any other matter
- 14. large clouds of gas and dust floating in space
- 18. giant pinwheel galaxy
- 19. a star system containing millions to billions of stars