Inner Planets

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Across
  1. 1. an oval orbit around something
  2. 4. moves repeatedly around something
  3. 5. a celestial object that orbits a planet
  4. 8. says the planets are like Earth
  5. 10. describes something
Down
  1. 2. the four planets closest to the sun
  2. 3. the thickness and composition of the air
  3. 6. a measurement in space
  4. 7. how wide something is
  5. 9. a piece of land describing its features