outer space

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Across
  1. 2. a large exploding comet
  2. 3. perfect whole shadow
  3. 5. clarity of the sky
  4. 7. you go star_____
  5. 8. the opposite sunrise
  6. 10. we hope there will be no solar ____
  7. 13. the inside of earth
  8. 14. venus appears in the sky
  9. 16. no longer a planet
  10. 17. a unit of tempature= to an celcius scale
  11. 18. a large amount of stars and planets
  12. 19. belt across the sky
  13. 21. earth is clostest to it.
  14. 22. a short form for universal time
Down
  1. 1. a number of neutrons
  2. 4. force on an object caused by gravity
  3. 5. related to earth
  4. 6. there are 9 of them
  5. 7. warms the earth
  6. 9. astronauts travel to outer____
  7. 11. between 2 sucseful new moons
  8. 12. amount of matter with a given volume
  9. 15. exploding star
  10. 20. has a tail of gas and dust, a shining bright object