Well yes, it could be just a bunch of stars on the edge of a disc orbiting around. I don't see anything in the picture that requires it to be a spiral. Who knows, maybe some of them are going faster than the others but again I don't see that the exposure plate indicates the real structure...
Thanks for the reply, especially the picture.
I did try to think it through and to be honest I'm still not convinced by your assertions. I can come up with plausible galaxy structures that would show the same effect post temporal-distortion.
Not that I'm disagreeing. In fact I'm sure you are...
Hello
This is my first post and excuse me I'm a bit dim (hence my username).
So, I've had this question rattling around in my head for a while...
There are a lot of pictures of so called "Spiral Galaxies" and according to Wikipedia the taxonomy of galaxy shapes was described by Edwin...