Solar System

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Across
  1. 3. A small piece of matter from outer space that becomes a streak of light when it falls through Earth's atmosphere and burns up
  2. 7. The average distance from earth to the sun about 150 million km
  3. 9. cloud Most distant region of our star system
  4. 10. An object that orbits a star that is large enough to be nearly spherical in shape and that has no other large object in its orbital path
  5. 11. The spinning motion of the Earth on its axis
  6. 13. One complete trip of a planet around the sun
  7. 14. an object that orbits a star and is nearly spherical in shape but shares it orbital path with other objects of similar size but also isn't classified as a satellite
Down
  1. 1. The distance from a star at which liquid water could exist on orbiting planets' surface
  2. 2. A force by which a planet or other body draws objects towards its center
  3. 4. A natural satellite of a planet
  4. 5. In a region of space located past Neptune
  5. 6. A small, rocky, icy object that orbits the sun
  6. 8. The star in the center of our solar system around which the planets revolve and receive light
  7. 12. A small, rocky object that orbits the sun