Cosmology

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Across
  1. 3. Having a parallax angle of 1 arcsecond.
  2. 4. Our sun will swell to a _ star.
  3. 11. The sun's atmosphere.
  4. 12. The distance light can travel in 1 year is called a light _.
  5. 13. The _ Unit is the average distance to the sun from Earth
  6. 15. A star made of 2 stars.
  7. 16. The name for our sun.
Down
  1. 1. The sun _ is a pattern of intense sun spots that increase every 11 years.
  2. 2. The apparent change in position of an object when the view changes location.
  3. 3. The surface of the sun that we can see.
  4. 5. The magnitude of stars as seen from Earth
  5. 6. The sun's core does nuclear _.
  6. 7. Intense light shows when the sun's radiation ionizes the upper atmosphere.
  7. 8. A star system with 3 stars.
  8. 9. Where stars are born. The Stellar _.
  9. 10. A Solar _ is a massive burst of radiation.
  10. 14. The magnitude of stars if they were 10 parsecs away.