Ring
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by fatha731
Is it me or does it look really similar to Hoags object?
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by JeanTate
I agree that it's similar ... except that the ring is very regular (compared with Hoag's object), so more likely formed by secular evolution rather than a collision. Well, that's my view anyway.
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by fatha731
Now you mention it I think you're right! I'll do my research on it tomorrow though for more info.
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by ElisabethB moderator
I'd call this thingie a ringed galaxy. That is where the spiral arms fold back and form a ring
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