M. Snell Space Crossword

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Across
  1. 2. the force in which a planet or other body draws closer to its center
  2. 4. a large telescope in space
  3. 8. a star system that is widely believed to be the closest to our solar system, with a distance of 4.37 light-years
  4. 9. another name for the North Star
  5. 11. the first spacecraft to cross the heliosphere
  6. 13. Earth is the ____ we live on
  7. 14. a giant cloud of gas and dust
  8. 15. a band of light that can be seen in the night sky that is caused by a very large number of faint stars
  9. 16. equal to 1 1/2 hours
  10. 18. the planet we live on
  11. 19. a moon, planet, or machine that orbits a planet or star
  12. 22. a colorless, odorless, tasteless, flammable, gaseous substance that is the simplest member of the chemical family
  13. 23. the nearest galaxy to ours
Down
  1. 1. our sun is a giant ___
  2. 3. a large spacecraft that orbits around earth
  3. 5. a place where gravity pulls so much that not even light can get out
  4. 6. a donut shaped ring of icey object
  5. 7. a group of stars that make a particular shape in the night sky and have been given names accordingly
  6. 10. a huge collection of gas, dust, and billions of stars
  7. 12. the planets of our solar system ____ around the sun
  8. 17. a dimensionless quantity representing the amount of matter in an object
  9. 20. the distance light travels within a year
  10. 21. an objects ability to resist a change in motion