Space

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Across
  1. 3. the Earth goes round this
  2. 4. people can travel in space in this
  3. 6. person whose job is travelling to space
Down
  1. 1. Earth, Venus, Mars, ...
  2. 2. The Moon's path around the Earth
  3. 4. you can see a lot of them in the sky at night
  4. 5. name of our planet