Module 11 Crossword

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Across
  1. 5. the force in space that pulls things closer together
  2. 6. the end stage of a massive high mass star's lifespan
  3. 7. the type of star which has a longer lifespan
  4. 9. the other name for the outer planets (hint: related to their contents)
  5. 10. the name of our planet
  6. 13. the proposed arrangement of our solar system with the earth in the middle
  7. 14. the astronomer and author of three laws concerning motion in space
  8. 15. a cloud of dust and gas in space
  9. 16. the type of nuclear reaction which the sun runs off of
  10. 18. the dark blue planet which has white streaks from methane crystals
  11. 19. the planet closest to the sun
  12. 21. the end stage of a low mass star's lifespan
  13. 23. the name for matter which is not visible but has gravity
  14. 25. the largest planet
  15. 26. the name for the planets, their moons, and the sun collectively
  16. 27. the planet that is closer to the sun than earth, but further than mercury
Down
  1. 1. the second step to forming a star
  2. 2. the theory of the instant creation of the universe from an explosion
  3. 3. the "red" planet
  4. 4. the arrangement of our solar system with the sun in the middle
  5. 8. the shape of the orbit of planets in our solar system
  6. 11. the planet known for its rings
  7. 12. the end stage of a normal sized high mass star's lifespan
  8. 17. the star at the center of our solar system
  9. 20. the planet which comes before neptune, but after saturn
  10. 22. the name for the energy that drives the acceleration of the expansion of the universe
  11. 24. the type of star which has a shorter lifespan