Galaxy Zoo Talk
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green ring ?
Posted January 16, 2014 9:53 PM
Bottom Right: Black spot surrounded by green and faint blue glow
Posted January 19, 2014 9:01 PM
What is that green ring right under?
Posted January 26, 2014 10:59 PM
The green ring is just an optical artifact. Really don't know what causes it though ! 😄
Posted January 26, 2014 11:10 PM