Planet

12345678910111213141516171819
Across
  1. 6. – Force that keeps planets in orbit
  2. 7. – Dwarf planet once called the ninth planet
  3. 9. – Closest planet to the Sun
  4. 10. – Farthest known planet from the Sun
  5. 12. – When one celestial body blocks another
  6. 13. – Hottest planet, second from the Sun
  7. 15. – Planet famous for its rings
  8. 16. – The path a planet follows around the Sun
  9. 17. – Rocky body orbiting the Sun, mostly in a belt
  10. 19. – Known as the Red Planet
Down
  1. 1. – A system of billions of stars
  2. 2. – Icy object with a glowing tail
  3. 3. – A hole made by an impact on a planet or moon
  4. 4. – The star at the center of the solar system
  5. 5. – Earth’s natural satellite
  6. 8. – Largest planet in the solar system
  7. 11. – Rotates on its side, seventh planet
  8. 14. – Relating to the Sun
  9. 15. – A glowing ball of gas like the Sun
  10. 18. – The third planet from the Sun