science

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Across
  1. 3. The furthest planet from the Sun
  2. 5. Earth's natural satellite
  3. 6. The planet with seven rings
  4. 8. The number of planets in our solar system
  5. 9. The closest galaxy to the Milky Way
  6. 10. The red planet
  7. 12. The planet that spins on its side
Down
  1. 1. The hottest planet
  2. 2. A dwarf planet that was once called a planet
  3. 4. A bowl-shaped hole in the ground left by something that hit it
  4. 5. The name of our galaxy
  5. 6. A huge, burning ball of gas
  6. 7. The closest planet to the Sun
  7. 8. The blue planet
  8. 11. A large object such as Jupiter or Earth that orbits a star