planetary nebulae

    Top: Science: Astronomy: Interstellar_Medium: Planetary_Nebulae:

• Top/Science/Astronomy/Stars/Stellar Evolution

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• - A short discussion, part of a web page on plasmas.
  
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• - images, data, observing reports and features on planetaries.
  
• - A data table with links to images.
  
• - A text table, with name, size, magnitude, area, NGC number, type, RA, dec., and visual quality.
  
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