Astronomy

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Across
  1. 3. a edge of a celestial object’s visible disk.
  2. 5. a time after sunset but before sunrise
  3. 7. a dark spot on the suns surface
  4. 9. a change in the suns location
  5. 13. a object moves in reverse
  6. 15. a ending of a star
  7. 17. a supermassive blackhole
  8. 18. a telescopes light
  9. 19. a phase of the moon
Down
  1. 1. a point of direction in the sky
  2. 2. a large cloud of gas
  3. 4. a device that mounts a telescope
  4. 6. a passing of mecruy or venus past the sun
  5. 8. a fraction of the moon will illuminate
  6. 9. a ball of gas
  7. 10. a moon phase appearing more then half
  8. 11. a line that divdes the moon
  9. 12. a large space rock
  10. 14. a prominent star pattern that isn’t a whole constellationlimb
  11. 16. a changing in illumination