Solar System

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Across
  1. 4. A rocky or metallic object that orbits the Sun and is much smaller than a planet.
  2. 5. The turning of an object on its axis.
  3. 6. An object made of rock, ice, dust, and gas that revolves around the Sun.
  4. 7. A natural object that orbits a planet.
Down
  1. 1. The motion of one object around another object.
  2. 2. A large object in space that is made of gas and produces its own light.
  3. 3. A system of planets and other bodies that orbits a star