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Ngc 6164-65 sho
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26-05-2019, 07:08 AM
Placidus
(Mike and Trish)
Narrowing the band
Join Date: Mar 2011
Location: Euchareena, NSW
Posts: 3,719
The outer ring looks wonderful. The impression of many overlapping and three-dimensional blow-outs, where the shock front encounters places where it can escape freely. Reminiscent of brain coral, perhaps.
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