Space!

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Across
  1. 2. The furthest planet from the Sun
  2. 4. The closest planet to the Sun
  3. 5. Rock which enters Earth's atmosphere
  4. 7. 365 days on Earth
  5. 8. The planet which is between Jupiter and Uranus (has rings!)
  6. 10. This planet has 95 moons and a big storm
  7. 12. The _____ system, of which we are a part
  8. 13. An object which orbits another object
  9. 14. Field responsible for holding us down on Earth
  10. 16. Different times of the year associated with different weather
Down
  1. 1. Large balls of hydrogen seen as bright lights in the sky
  2. 3. The gas which stars are mainly composed of
  3. 5. A natural satellite
  4. 6. Celestial body that orbits a star
  5. 9. Two words to describe the beginning of the universe
  6. 11. Ball of dust and ice which soars through the sky
  7. 15. The planet in our solar system which is closest in size to Earth