Don't know if this is a proper thread section for this or not but considering that this problem happens on modded ksp versions, thought it would be proper place.
So, what is the problem?
You install some graphical mods, launch ksp and get random crashes in different places of game but it's not a regular game closing crash. it's a vga failing crash! your pc goes to black screen, the fan on vga goes crazy and you are doomed. no way other than restarting the pc manually. here is w