Stars

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Across
  1. 2. Who are Pollux and Caster in the constellation Gemini
  2. 8. the Milky Way is a ____
  3. 9. All the planets ____ the sun
  4. 10. One of the ingredients of a star, not helium
  5. 14. A constellation of a Greek hunter in the sky
  6. 16. The closest star system to our planet
  7. 17. that ____ in the night sky is really pretty
  8. 18. ______Space Telescope
  9. 19. The force that keeps us from falling off earth
  10. 20. A constellation of a lion
  11. 21. The North Star
  12. 22. The constellation that symbolizes a girl who had to sacrifice her life but was then saves by someone
  13. 24. a big glowing cloud of gas in space that forms stars
  14. 25. The amount of substance in an object
  15. 26. The galaxy that Earth is in
  16. 27. A red super giant located in the constellation Orion
  17. 28. The resistance to change in motion
Down
  1. 1. how we determine distance in space
  2. 3. A robot made to study the outer solar system
  3. 4. Our home planet
  4. 5. The amount of time the International Space Station takes to orbit Earth
  5. 6. The constellation that separates the big and little dipper
  6. 7. Star patterns in the sky
  7. 11. A doughnut shaped region with icy objects beyond Neptune's orbit
  8. 12. Earth is a really cool ____
  9. 13. Something that has so much gravity that even light can't escape it
  10. 15. What takes 90 minutes to orbit the Earth
  11. 23. Things in space that give us wi-fi