Galaxy Zoo Talk
I don't see what it could be.
Posted November 3, 2014 10:06 PM
in response to Marie Em's comment.
These are artifacts of foreground stars. Imaging / filter errors are causing the strange colours and general fuzziness 😃
Larger scale image of the field.
Posted November 3, 2014 10:20 PM
Posted November 3, 2014 10:26 PM