Solar System Vocob

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Across
  1. 2. an imaginary straight line on which an object rotates
  2. 5. dense, small, rocky planets close to the sun
  3. 8. something that revolves around a larger object
  4. 9. a small body of rock, ice, and dust with a tail of gas and dust
Down
  1. 1. a rock that orbits the Sun
  2. 3. a big bright ball of gas
  3. 4. gases surrounding a planet
  4. 6. spinning on an axis
  5. 7. a large sphere with a clear orbit around a star
  6. 10. path around another object due to gravity