Space Craft

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Across
  1. 2. A space explorer trained for zero-gravity adventures
  2. 5. A cosmic vaccum cleaner,swalloing everything in its path
  3. 6. The graceful dance of celestial bodies around each other
  4. 7. A celestial wanderer leaving a fiery trailin its wake
Down
  1. 1. The invisible force that keeps us grounded and planets in orbit
  2. 3. A cosmic eye peering into the depths of space and time
  3. 4. A cosmic stars, gaz and dust
  4. 8. Earth's faithful companion, lighting up the night