what is this?
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It looks very strange
Posted
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by ElisabethB moderator
It's an optical artifact caused by a bright star just outside of this image.
Posted
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by Mjtbarrett
HIP 42560 http://www.astrostudio.org/xhip.php?hip=42560 (I think) is the star causing the artifact.
Posted
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by Mjtbarrett
http://talk.galaxyzoo.org/help/discussions/DGZ1006byh is helpful in explains artifacts.
Posted