Planetary Nebulae

Planetary nebulae form when the gaseous outer layers of a star have been ejected into space as the star collapses into a white dwarf. The ultraviolet radiation from the white dwarf causes the gas to fluoresce.

Click any thumbnail below to view the details of that image. Visit this non-NRAO website for more information on white dwarfs and planetary nebulae.




IC 3568
ngc7027
ngc7354
PN K 3-35
PN K 3-35
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