Space Crossword Puzzle- Extra Credit

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Across
  1. 2. A spherical celestial body that orbits a star; some are terrestrial and some are gaseous
  2. 3. The stage in which the star has collapsed on itself creating a star that doesn't produce its own light, but has a very high density.
  3. 7. The explosion made by energy released when massive stars run out of energy
  4. 9. A ball of ice, gas, and rock that orbits around a star. They are sometimes called Dirty Snowballs
  5. 10. The theory that explains the origins of the universe 13.7 billion years ago
  6. 12. A group of millions and billions of stars, celestial objects, and nebulas that are all in a general area
  7. 13. These galaxies have a wide range of stars and nebula Ex: Milky Way
  8. 14. A hot burning mass of hydrogen, helium, and varying other elements. They are the center of their solar system
  9. 16. These are meteors that hit the Earth
  10. 18. They are referred to as shooting stars. They are the meteoroids that penetrate Earth's atmosphere
  11. 21. An object that orbits a planet, ex: the Moon.
  12. 24. A galaxy in a sphere-like shape. They usually contain low mass stars.
  13. 25. The theory that explains the origins of our solar system 4.6 billion years ago
  14. 27. Massive stars that are cooler in temperature
Down
  1. 1. A place in space where the gravitational pull is so strong that not even light can escape
  2. 4. The motion of spinning in place
  3. 5. When the light is on the right of the moon
  4. 6. A galaxy that doesn't fit either shape. Scientists speculate that these are the product of gravity pulling at the galaxy from different directions
  5. 8. A cloud of dust and gas that will one day form a protostar
  6. 11. How the moon appears to be different shapes depending on the reflected light that is visible from Earth
  7. 15. A space rock that orbits the sun in an elliptical fashion. The majority of ours are found in between Mars and Jupiter
  8. 17. The outer ring around a black hole
  9. 19. When the moon's shadow or Earth's shadow passes over another celestial body
  10. 20. The motion of going around a star
  11. 21. The hypothesized bottom of a black hole
  12. 22. The force of attraction between two objects with mass
  13. 23. An organization of celestial objects orbiting around a star
  14. 26. A group of stars with a special name or mythology