Trip To The Moon

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Across
  1. 3. Worn by astronauts.
  2. 5. Path around a planet.
  3. 7. Shoots into space.
  4. 8. A hole on the Moon.
  5. 10. Earth's natural satellite.
  6. 11. Pulls you back to Earth.
  7. 13. The final frontier.
Down
  1. 1. Twinkles in the night sky.
  2. 2. Explores space.
  3. 4. Orbits the Sun.
  4. 6. Protects in space.
  5. 9. Related to the Moon.
  6. 11. A star filled system.
  7. 12. A mysterious space creature.