Our Earth's Natural Satellite

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Across
  1. 2. different shapes of moon, as visible from the earth
  2. 5. blocking of the light of sun or moon by the shadow of another heavenly body
  3. 6. Earth's natural satellite and closest neighbor
  4. 7. an object through which light cannot pass
  5. 8. a small body revolving around a planet in space
Down
  1. 1. a scientific observer of the celestial bodies
  2. 3. region beyond the atmosphere
  3. 4. the periodic rising and falling of sea and ocean water