Green Ring
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by farrelly
What the heck is that green ring??
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by maclypse
I ... have no idea. I think someone with a bit of expertise should have a look at that. Very interesting! Nova remnant?
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by ElisabethB moderator
Hi farrelly and maclypse and welcome to the Zoo
The green ring is an optical artifact, no idea what causes it though !
Happy hunting ! 😄
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