Blue spots - overlapping?

• by fazakaspeter

  I am new at this but these blue spots are confusing me. Is this some overlapping?

  Posted January 7, 2016 7:53 PM

• by ElisabethB moderator

  See the comments to the left : the blue smudges are active star forming areas in the galaxy.

  See here : http://blog.galaxyzoo.org/2015/11/11/blue-stuff-in-the-illustris-galaxy-images/

  Posted January 7, 2016 8:37 PM