Earths Place in Space

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Across
  1. 2. Which planet is the biggest?
  2. 3. Where does all the planets live?
  3. 4. The biggest star in the universe
  4. 5. The fourth planet from the Sun
  5. 6. I discovered the Sun was in the middle of the universe
  6. 10. What the planet rotates on
  7. 11. Galileo invented me
  8. 12. The planet in front of Earth
  9. 13. What a planet orbits on
  10. 15. What is the hottest planet?
  11. 16. We are people who explore space
Down
  1. 1. People explore the universe in me
  2. 5. Most planets have more than one of me
  3. 6. The farthest planet from the Sun
  4. 7. I discovered gravity
  5. 8. I stand for National Aeronautics and Space Administration
  6. 9. Which planet is the second biggest?
  7. 14. Which planet do we live in?
  8. 17. Which planet has rings?