The cosmos

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Across
  1. 3. Bodies of ice, gas, dust, and small rocky particles found at the edge of the Solar System,
  2. 5. Path of one object moving around another object,
  3. 7. Of the Moon,
  4. 9. Meteors that do not burn up in the Earth's atmosphere and reach the surface of the Earth,
  5. 11. Irregular-shaped pieces of rock and metal in space that are smaller than a planet,
  6. 13. Egg-shaped or oval-shaped,
  7. 14. Stages of a cycle,
Down
  1. 1. An imaginary straight line drawn through the center of a sphere,
  2. 2. One complete orbit,
  3. 4. Pattern that repeats regularly,
  4. 6. Shower, Event in which a number of meteors can be seen falling from a single point in the sky,
  5. 8. Full spin of an object on its own axis,
  6. 10. Asteroid Belt, A group of asteroids that lies between the orbits of Mars and Jupiter,
  7. 12. Track left by something that has passed by,