Galaxy Zoo Talk
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curious red, white and green colours. White in the middle, one half gree the other half red.
Posted September 12, 2012 8:46 AM
Why is one half red and one half green?
Posted February 13, 2013 2:52 PM
That is an optical artifact. you can see that the line dividing it is very straight
Posted February 13, 2013 2:57 PM