The Solar System

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Across
  1. 4. Known as the "Red Planet"
  2. 6. Causes the tides on Earth
  3. 9. Scientific theory of the origin of the universe
  4. 10. Furthest planet from the Sun
  5. 12. Another name for the Inner Planets - eg Mercury, Venus, Earth & Mars
  6. 13. Often called a shooting star
  7. 14. A region of spacetime from which gravity prevents anything, including light, from escaping
  8. 17. An explosion that marks the end of a star's life
  9. 20. What makes Earth have its seasons
  10. 21. Remains of a meteroid that survives the fall to Earth and hits the ground
  11. 22. Only life sustaining planet in our solar system
  12. 24. Piece of solid rocky and/or metallic debris that travels in outer space
  13. 25. Hottest Planet
  14. 26. The Milky Way is one
Down
  1. 1. Only star in our solar system
  2. 2. Largest planet in our solar system
  3. 3. Coldest planet in our solar system
  4. 5. A group of stars that form a pattern in the night sky
  5. 7. The _____ Planets - Jupiter, Saturn, Uranus & Neptune
  6. 8. The total sum of all matter and energy ie everything within and between all galaxies
  7. 11. Lightest planet
  8. 15. The belt that extends far outwards from Neptune
  9. 16. Its tail always pointing away from the Sun
  10. 18. The Main ________ Belt lies between Mars and Jupiter
  11. 19. A large ball of hot gas
  12. 23. Fastest moving planet