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Solar System

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Across
  1. 3. the smallest planet
  2. 4. 75% nitrogen,25% oxygen
  3. 5. shuttle the only space vehicle
  4. 7. red soft soil
  5. 10. invisible to the naked eye
  6. 14. the pattern in the sky created by stars
  7. 16. produces light and heat
  8. 17. Armstrong first man on the moon (2 words)
  9. 18. comes out at night time
Down
  1. 1. years star distances are measured in _____ _____
  2. 2. the nearest star to the sun ( 2 words)
  3. 4. the moon goes over the sun when this happens
  4. 6. star the north star (2 words)
  5. 7. closest planet to the sun
  6. 8. mars is known as the ___ planet
  7. 9. the biggest planet
  8. 11. 9 moons
  9. 12. similar size to earth
  10. 13. the planet with spectacular rings around it
  11. 15. the amount of planets