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Across
  1. 3. Hole Black Hole
  2. 5. Photometer
  3. 8. Space
  4. 10. Dark Matter
  5. 12. Temperature
  6. 14. FundamentalForces
  7. 15. Kelvin
Down
  1. 1. DopplerShift
  2. 2. Electromagnetism
  3. 4. Cepheid
  4. 6. Inflation
  5. 7. Parallax
  6. 9. Cosmology
  7. 11. PrimevalFireball
  8. 13. Galaxy