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solar system

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Across
  1. 2. when our view of an object is blocked by either another object or the Earths shadow
  2. 4. when the moon is more than half full but less than completley full
  3. 5. takes about 365 days to orbit the sun
  4. 7. shortest days of the year (June22 and December22)
  5. 9. beautiful lights seen over the polar regions
  6. 15. an object moving around a star
  7. 16. a meteorite that is stoney
  8. 17. a small,frozen cluster of dust which orbits the sun
  9. 19. known as the red planet
  10. 20. a self-luminous object
  11. 22. a shooting star
  12. 23. the study of the universe
  13. 26. farthest planet from the sun
  14. 27. fifth planet from the sun
  15. 29. Meaning equal day and equal night
  16. 30. center of solar system
Down
  1. 1. an imaginary line on which an object rotates
  2. 3. the distance in which a ray of light would travel in one year
  3. 6. our galaxy
  4. 7. famous for its rings
  5. 8. a group of stars given names by ancient astronomers
  6. 10. a small rocky body orbiting the sun
  7. 11. when something is moving in a circle around another object
  8. 12. darkening of the moon
  9. 13. a brief eruption of intense high-energy radiation from the sun's surface
  10. 14. when an object is spinning it is said to be rotating
  11. 18. closest planet to the sun
  12. 21. dwarf planet
  13. 24. dark spots on the sun
  14. 25. a group of stars, gas and dust that is held together by gravity
  15. 28. known as our twin