Claire Tierney - Space Review

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Across
  1. 4. containers of compressed nitrogen gas
  2. 6. enough mass to hold the planets in orbit
  3. 8. eight planets and their moons orbit around the sun (two words)
  4. 10. liveable, things can live there
  5. 11. located between Mars and Jupiter
  6. 12. an object consisting of ice and dust
  7. 15. farther planets from the sun (two words)
  8. 16. largest planet in the solar system
  9. 17. many planets are orbited by this
  10. 18. closest planet to the sun
  11. 19. third planet from the sun
  12. 20. a body orbiting a big star
Down
  1. 1. a item wore to allow an astronaut to survive in space
  2. 2. force that pulls things down
  3. 3. closer plants from the sun (two words)
  4. 5. rocky object moving in space between planets
  5. 7. sun centered
  6. 9. a small rocky body orbiting the sun
  7. 13. a vehicle used for traveling in space
  8. 14. a small body of matter that enters the earth's atmosphere