|The Medusa Nebula is a very ancient planetary nebula in the constellation
of Gemini. Note that the inner bubble still has hints of blue and green
structure, indicating that the central star (the slightly bluish
one to the right of center) is still
hot and makes the gas flouresce.
|L R G B color production was used to create this image.|
Minimum credit line: Al and Andy Ferayorni/Adam Block/NOAO/AURA/NSF
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