Eclipse crossword puzzle

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Across
  1. 4. creation of the solar system
  2. 8. Relationship between temperature and Luminosity in a star
  3. 11. Determines the masses of stars
  4. 12. Space rocks that have hit Earth
  5. 13. property of a body that makes it oppose any force that would cause a change in its motion
  6. 16. when a Massive star collapses
  7. 17. how bright an object appears in the sky from Earth.
  8. 19. Earth's Brightest star
  9. 20. Massive black hole feeding on gas in the center of a galaxy
  10. 22. a measure of how bright a star would be if it were seen from a standard distance. apparent magnitude
  11. 23. a dying star in the final stages of Stellar evolution
  12. 24. The observed displacement of an object caused by the change of the observer's point of view.
  13. 25. cosmic snowballs of frozen gases, rock, and dust that orbit the Sun
Down
  1. 1. A rotating star that blasts out radiation
  2. 2. When a star explodes
  3. 3. where gravity pulls so much that not even light can get out
  4. 5. a group of stars that form a shape
  5. 6. The complete range of all types of radiation that has both electric and magnetic fields and travels in waves.
  6. 7. young star that is still gathering mass from its parent molecular cloud.
  7. 9. small, rocky objects that orbit the Sun
  8. 10. the Stellar core of a dying star that rotted away
  9. 14. Rotating disc with arms curving in the direction is is spinning
  10. 15. Invisible property that pulls objects together
  11. 18. the amount of matter in an object
  12. 21. two nuclei merge to make a big nucleus