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Top : Science : Astronomy : Interstellar_Medium : Planetary_Nebulae
See Also:
Sites:
  		• ARVAL Catalog of Bright Planetary Nebulas: A text table, with name, size, magnitude, area, NGC number, type, RA, dec., and visual quality.
  		• Hubble's Planetary Nebula Gallery (PRC97-38b):
  		• Planetary Nebula Sampler:
  		• Planetary Nebulae: A short discussion, part of a web page on plasmas.
  		• Planetary Nebulae Gallery: A data table with links to images.
  		• Variability of Planetary Nebula Central Stars:

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