Example: https://dl.dropboxusercontent.com/u/4915761/M1Hades.png

That red spot (on the right-center of the urak statin) turns up after irradiating the station.

the_shrike 28 Apr 2016:

Resolved: It's supposed to be there apparently. :P

assumedpseudonym 28 Apr 2016:

 Not a glitch, it’s part of the sprite. Give Stations4.jpg a look.