Space Quiz

1234567891011121314151617181920
Across
  1. 2. the first planet from the Sun
  2. 6. the giant rocket that carried Apollo astronauts to space
  3. 7. natural satellite
  4. 9. planet that rotates on its side
  5. 11. largest planet in the Solar System
  6. 12. an instrument used to observe objects in space
  7. 13. twin in size
  8. 16. human to walk on the Moon
  9. 18. space agency
  10. 20. red planet
Down
  1. 1. farthest major planet from the Sun
  2. 3. vehicle used to explore other planets
  3. 4. frozen chunks of ice and dust that orbit the Sun
  4. 5. mission that landed humans on the Moon
  5. 8. the galaxy that contains our Solar System
  6. 10. planet famous for its rings
  7. 14. star at the center of our Solar System
  8. 15. force that keeps planets in orbit
  9. 17. vast collection of stars, gas, and dust held together by gravity
  10. 19. famous constellation visible from Earth