Astronomy, Part 1!

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Across
  1. 2. A __________________ is at the center of a spiral galaxy.
  2. 4. What hemisphere do we live in?
  3. 9. A type of galaxy.
  4. 10. Stars appear different colors because of where they are in their ______ _______.
  5. 12. This is a giant cloud of gas and the dust from where all stars are born!
  6. 13. The Milky Way is this type of galaxy.
  7. 15. The Earth is held in place in the solar system by _______________ from the Sun.
  8. 16. It takes 365 days for the Earth to travel completely in orbit around this.
  9. 17. What constellation is known as“the hunter”?
  10. 18. This galaxy is expected to collide with the Milky Way in the future.
Down
  1. 1. A type of galaxy.
  2. 3. What constellation is known as “the giant”?
  3. 5. How many types of galaxies are there?
  4. 6. We live in this galaxy.
  5. 7. What is the brightest star in the sky?
  6. 8. A constellation is a collection of
  7. 11. What constellation is named after a dog?
  8. 13. These are a class of violently exploding stars that become very bright after erupting, but it does end a stars life.
  9. 14. One rotation on the Earth’s _______ lasts 24 hours.