Galaxy Zoo Talk
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on the right back, you can see a beautiful spiral
Posted March 23, 2013 8:01 PM
can any explain this or is it the green lantern
Posted October 4, 2013 3:52 PM
It's a satellite trail.
The satellite reflects the sunlight and because of its speed it gets caught in just one filter.
Posted October 4, 2013 3:59 PM