MOON EXPLORATION

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Across
  1. 5. relating to gravity
  2. 6. its center
  3. 8. to produce a substance by combining other substances
  4. 9. a secure position from which further progress may be made
  5. 11. to imagine or expect that something will happen in the
Down
  1. 1. radiation harmful rays from outside the Solar System
  2. 2. goods carried on a ship, aircraft, or motor vehicle
  3. 3. the maximum amount of something
  4. 4. scenario a situation when humans face threats of extinction
  5. 6. cosmos universe
  6. 7. the microorganisms in a particular environment
  7. 10. the force by which a planet or other body draws objects