Space

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Across
  1. 2. The explosion of a star that makes it as bright as a whole galaxy
  2. 4. The curved path that a planet, satellite
  3. 5. A collection of thousands to billions of stars held together by gravity
  4. 7. The outer atmosphere of a star.
  5. 10. The star in the center of our solar system
  6. 11. An icy rock that lets off gas and dust, which may form tails when it is flying close to a sun
  7. 12. A place in space where matter and light cannot escape if they fall in
  8. 13. Our galaxy
  9. 14. A large body in outer space that circles around the sun or another star
Down
  1. 1. A force that pulls matter together
  2. 3. A planet that freely floats between stars or one that orbits a star outside our solar system
  3. 6. A natural object that travels around a bigger natural object
  4. 8. A vehicle used for traveling in space
  5. 9. Rocks floating around in space