Universe

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Across
  1. 2. the star brightest in the night sky
  2. 6. observing the sky
  3. 7. stone of the universe
  4. 8. contains many solar systems
  5. 9. follows the planet
Down
  1. 1. cosmic clouds
  2. 3. vast immensity
  3. 4. outer space state
  4. 5. piloting a spaceship
  5. 7. where man looking for life