Galaxy

12345678910111213
Across
  1. 1. Which type of galaxy usually appears blue-white in color?
  2. 6. spherical or football shapes.
  3. 7. Began to form 13.7 billion years ago.
  4. 10. Which type of galaxy mainly contains old stars?
  5. 11. ABlack hole in the center of Milky Way
  6. 12. Our galaxy has 200-400 billion stars
  7. 13. galaxy Which galaxy type contains a mix of young and old stars?
Down
  1. 2. Which galaxy type has very high star formation?
  2. 3. formed About 13.6 billion years
  3. 4. have no shape
  4. 5. A flat, rotating disk
  5. 7. group of stars, gas, and dust held together by gravity.
  6. 8. Matter Matter that does not emit, absorb, or reflect light, making it completely invisible.
  7. 9. Invisible form of energy that causes a repulsive force