the universe

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Across
  1. 3. we go to space in it
  2. 6. the dudes up in space
  3. 7. big red boy planet
Down
  1. 1. they go nyoom around the earth
  2. 2. big brain guy
  3. 4. it messes with our oceans
  4. 5. the milky way is a...(not the chocolate)