Solar System

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Across
  1. 1. the place where we live
  2. 4. all existing matter and things as a whole
  3. 6. people who are trained to fly in space and do experiments
  4. 9. a vast cosmic islands of stars, gas, dust, and dark matter held together by gravity.
  5. 10. a place where gravity is so strong that no matter can escape
  6. 11. can be used by people on the ground to look at stars far away
  7. 14. get away or run away from something
  8. 16. objects that fly in space and orbits around the sun
  9. 18. a domed building in which images of stars, planets, and constellations are projected for public entertainment or education.
Down
  1. 2. people who study astronomy
  2. 3. the leader of a team
  3. 5. we can ride in this thing to space
  4. 7. something that comes out of us when our skin is cut or hurt
  5. 8. a place where there is only sand, and very little trees
  6. 12. we can see it in the sky at night
  7. 13. the galaxy in which we live in
  8. 15. life that is not on earth
  9. 17. water, oil, glue, and things that can flow like water