Crossword Puzzle - Universe

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Across
  1. 2. closest galaxy to milkyway
  2. 6. the layer of gases surronding a planet
  3. 8. a large collection of star,gases,dust,rocks,dark matter
  4. 10. remnants of dead star
  5. 11. huge ball of hot gases
Down
  1. 1. group of stars in a particular shape
  2. 3. planets that exist beyond our solarsystem
  3. 4. chunks of rocks orbiting around sun
  4. 5. second nearest star to earth
  5. 7. our galaxy with solar system
  6. 9. icy frozen ball of gas rock and dust
  7. 10. bang theory of origin of universe