THE UNIVERSE

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Across
  1. 3. the top or outside part of something.
  2. 4. a large,round object in space that moves around the sun or another star.
  3. 6. to travel around a place to find out what is there.
  4. 7. the direction that a person or thing moves in.
Down
  1. 1. a long trip from one place to another.
  2. 2. On the other side of something.
  3. 3. a vehicle that can travel into space.
  4. 5. to arrive somewhere