THE BIG BANG THEORY CROSSWORD

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Across
  1. 3. the name of the planet that it is red
  2. 5. in how many seconds the scientists thinks that everything was in the universe, after the Big Bang explosion?
  3. 6. the last planet of the Solar System
Down
  1. 1. the planet with ring around him
  2. 2. Big Bang explosion, it is true
  3. 3. the first planet of the Solar System
  4. 4. the light blue planet