Exposures: 3 hrs Ha (15 minute subexposures) and 80 minutes each of RGB (10 min subexposures) for total of 7 hrs
It was originally discovered in 1955 by George Abell, who classified it as a planetary nebula. The braided serpentine filaments of glowing gas suggests the serpent hair of Medusa found in ancient Greek Mythology. The nebula spans 4.41 light years.
1,470 light years away
(image reduced to 60% of original size)
FOV = 23 x 15 arc minutes
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