Is it righi to classify this galaxy spiral 3 arms? And what cane be the blue cloud colse to it? Thank you
by ElisabethB moderator
First of all, this is an artificially redshifted image of a galaxy and the blue smudge at the bottom is a foreground star from our galaxy. And when tthe object in the centre of the image is just too fuzzy, star/artifact is perfectly acceptable !
Happy hunting ! 😄