THE NEBULAR THEORY

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Across
  1. 5. different than gas giants
  2. 7. - the second step of the nebular theory
Down
  1. 1. - the last step of the nebular theory
  2. 2. - the first step of the nebular theory
  3. 3. - the third step of the nebular theory
  4. 4. our solar system formed
  5. 6. all the planets are on this