Stars and Constellations

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Across
  1. 4. / Star patterns that have been discovered but have not been officially identified as constellation
  2. 6. / Scientific study of the objects in the universe
  3. 7. / "Circle of animals in Greek"
  4. 8. / patterns of stars in the sky
  5. 9. / distance that the light travels in one year
  6. 11. / A hot luminous celestial body.
  7. 12. / located on the lower left of the HR diagram which are hot but not very bright stars
  8. 14. / a triangle shaped glass called a prism used to produce a spectrum.
  9. 15. / Color of the coldest star
  10. 16. / A spiral galaxy where the solar system belongs
  11. 18. / Where the star began as a large cloud of gas and dust
Down
  1. 1. / Stars which explode violently
  2. 2. / Indicates the temperature of a star
  3. 3. / An object so dense, nothing can escape its gravity field
  4. 4. / The amount of light received on Earth
  5. 5. / Famous constellation known as "The Hunter"
  6. 10. / Belief in the positions of celestial body influence the people's personalities and shape their lives
  7. 13. / a diagram that relates the brightness of stars to its surface temperature
  8. 14. / the apparent shift in the position of an object when viewed from two different positions.
  9. 17. / The brightest star and nearest star on Earth