Universe crossword puzzle

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Across
  1. 2. background Radiation- two scientists use antenna
  2. 4. stop expansion
  3. 6. expanding matters in the universe
Down
  1. 1. Bang Theory the explosion
  2. 2. study of origin universe
  3. 3. bread understand how galaxies move
  4. 5. energy energy from the explosion
  5. 6. structure patterns