Planets

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Across
  1. 3. is the fifth planet out from the Sun.
  2. 5. sometimes called Earth's sister planet.
  3. 6. the third largest planet.
  4. 8. is the closest planet to the Sun.
  5. 10. has 62 moons.
  6. 11. is the largest dwarf planet.
Down
  1. 1. the fourth planet from the Sun and is the second smallest planet in the solar system.
  2. 2. is almost a perfect sphere.
  3. 4. is the Earth's only natural satellite.
  4. 7. became the first planet discovered with the use of a telescope.
  5. 9. the third planet from the Sun.