Our Solar System

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Across
  1. 4. point 90 degrees from the horizon directly up
  2. 8. Unit, Distance between center of Earth and center of Sol
  3. 10. Galaxy formation of oval shape
  4. 11. Celestial object small and rocky
  5. 14. North region
  6. 16. Path of Earth's orbit around Sol
  7. 17. Galaxy formation of no distinct shape
  8. 19. Astronomy, traditional practice of observing the sky for time and navigation
  9. 22. Eye, Visual perception without use of assisting factors
  10. 23. Colloquial grouping of stars on the celestial sphere
  11. 24. Gravity bound system of stars, planets, gas, dust and dark matter
Down
  1. 1. Celestial object of ice and dust
  2. 2. Building with interior that projects the night sky
  3. 3. Four divisions of Earth's orbit around Sol marking changes in weather and daylight hours
  4. 5. Clouds of dust and gas occupying space
  5. 6. Galaxy formation of one or more arms
  6. 7. Sphere, imaginary sphere around the observer on which celestial objects appear to lie
  7. 9. Fixed points in the night sky of object similar to Sol
  8. 12. Area on celestial sphere representing perceived outline or pattern of stars
  9. 13. Building housing an astronomical telescope
  10. 15. Motion, Yearly movement of stars on the celestial sphere
  11. 18. Occurring twice a year and is when the sun crosses the celestial equator resulting in day and night to be approximate in length
  12. 20. Occurring twice a year and is when the sun reaches maximum or minimum declination resulting in the longest and shortest days
  13. 21. South region