Space

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Across
  1. 3. ________ is the debris of in Asteroid
  2. 5. ________ is a dwarf planet in our solar system
  3. 9. Our sun is a _______
  4. 13. What NASA stands for
  5. 16. What keeps you on the ground
  6. 17. ________ is the planet the moon Dia belongs to
  7. 18. A person who went to the moon in 1969
  8. 19. How long does it takes for Pluto to orbit the sun
  9. 20. The movement of heat through
Down
  1. 1. ________the outer rim of our solar system
  2. 2. Changes in the DNA
  3. 4. People who go into space
  4. 6. A planet that exists beyond our system
  5. 7. A process in which water molecules pass through a membrane leaving dissolved particles
  6. 8. ___________ spacecraft that went to Pluto
  7. 10. ____________ how long it takes to get to Mars
  8. 11. The study of the star
  9. 12. The third planet in our solar system
  10. 14. A piece of ice in space
  11. 15. Ten letter word for oval - shaped