Star Crossword Review

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Across
  1. 4. What star stage is made up of 90% of the universe
  2. 5. This star stage is among the densest objects in space
  3. 7. What star stage is a giant cloud of gas and dust
  4. 8. This star stage is the biggest explosion humans have ever seen
  5. 9. This star stage is the remnants of stellar explosion
Down
  1. 1. What star stage is the earliest part of a star stage
  2. 2. This star stage has the strongest gravitation pull in the universe
  3. 3. This star stage does not emit light or heat
  4. 6. This star stage does not have any clear limbs or edges
  5. 10. This star stage can expand from 30 to 1000 times the sun's radius