astronomy

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Across
  1. 3. A dark matter that sucks things in
  2. 5. When an object circles around another object in space
  3. 7. A particle of light
  4. 8. Used to observe far away objects
  5. 11. When one planet blocks light to another planet (solar or lunar)
  6. 14. A massive burning celestial body
  7. 15. A small or large object that moves incredibly fast when it reaches our orbit
  8. 17. Technology that orbits a planet
  9. 18. The study of space and the universe
  10. 19. A lot of stars together
Down
  1. 1. A body that orbits in a solar system
  2. 2. Other name for universe
  3. 4. A huge layer of glasses that form around a planet
  4. 6. A massive system of millions of stars
  5. 9. An object made of ice and dust
  6. 10. How far light goes in 1 year
  7. 12. A force that pulls things
  8. 13. Red planet, fourth one away from the sun
  9. 14. The powerful explosion when a star dies
  10. 16. A Massive cloud in space