I saw this image earlier which looked to me as though it had some sort of lensing going on, but it is bright green & not the usual reds & blues. Anyone know what's going on here? Is it actually lensing?
by Budgieye moderator
It looks to lumpy to be lensing. I wonder if it is a nebula, a supernova remnant?
For more examples of artifacts, see this thread in Galaxy Zoo forum
WOW WHAT'S THAT? LOOK HERE FIRST! by Jules