The Moon

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Across
  1. 3. An imaginary line or pole that passes through a planet, on which the planet spins
  2. 5. a Russian astronaut
  3. 7. Probe machines sent up into space to land on planets or fly past planets and send pictures to earth.
  4. 8. part of the moon we can't see from earth
  5. 10. the layers of gases around some planets and moons
  6. 11. a piece of equipment that allows a person to see distant objects
  7. 12. a force that causes everything to have weight and move towards the center of the earth
  8. 14. an object that travels around another object
Down
  1. 1. a period of time where we see parts of the moon
  2. 2. a program made to learn more about the moon
  3. 4. Earth's natural satellite
  4. 6. the last name of the first man to step on the moon
  5. 7. a suit containing oxygen and includes adjustable temperatures perfect for space travel
  6. 9. Fifty-mile wide crater
  7. 13. ring-shaped flat lands with walls around them