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  1. Horsehead Nebula
  2. The Horsehead Nebula
  3. Dream: Inspirational Quote and Motivational Poster
  4. The Crab Nebula
  5. The Iris Nebula
  6. Our Sun may have formed from a protostellar nebula like this one
  7. The center of the Orion Nebula, known as the Trapezium Cluster
  8. NGC 1973, The Running Man Nebula
  9. NGC 3372, The Eta Carinae Nebula
  10. Comet Hartley 2 near the Pacman Nebula, NGC 281, in Cassiopeia
  11. NGC 3372, The Eta Carinae Nebula