Across
- 5. The _______ is the only star in our solar system.
- 7. all of space and everything in it
- 8. a galaxy shaped like a disk
- 10. year the distance used to measure distances past our solar system
- 11. The brightness of a star as it appears from Earth is its ________ magnitude.
- 13. the element that stars are mostly composed of
- 14. The hottest stars are the color ________.
- 15. layer of a star that is visible during an eclipse
- 16. where nuclear fusion occurs in a star
Down
- 1. As distance increases, gravity ___________.
- 2. the shape of our Milky Way galaxy
- 3. a force that pulls objects towards each other
- 4. The coolest stars are the color ________.
- 6. fusion the process that gives energy to stars
- 9. a galaxy that has no regular shape
- 12. a loop of gas that connect regions between sunspots