origin of universe and solar system

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Across
  1. 3. snowball of gas and dust make sweeping orbits around our sun
  2. 4. origin of the solar system
  3. 5. god created the universe
  4. 6. universe started with small,inflating over the next 13.8 billion years ago
  5. 7. universe has always been the same
  6. 8. these rocky fragments are leftover from the beginning of our solar system
Down
  1. 1. it will collapse and will return to its original form
  2. 2. this hypothesis suggest that our universe is just one of many universe