What is occurring?
looks like something may have exploded.
It's looks like an explosion of the sun that might have ejected it's way into space but the exploded item can not be confirm as the sun, just a mere opinion due to similarities in color.
by RLBeaton scientist
Huh. It looks like the color stretch is very strange in this region. So, its not a bad idea to mark it as an aritfact.
Its probably a star forming region that just looks insane because of an error in the image making.