Exactly what is the origin of this ring of blue dots?

• by AlyasTheGrey

  Is this just an artifact?

  Posted December 8, 2015 7:59 AM

• by ElisabethB moderator

  Hi AlyasTheGrey and welcome to the Zoo

  The blue smudges are star forming areas in the galaxy. See this blog post for more information : http://blog.galaxyzoo.org/2015/11/11/blue-stuff-in-the-illustris-galaxy-images/

  Happy hunting ! 😄

  Posted December 8, 2015 3:15 PM