the game right now is not balanced at all once you get a little active truth. I think you need to make truth much easier to get and then make the end game much more difficult.
Also the culture carryover from system to system is hard to figure out. My first included system in the after column is 7.61su, why in the next system do i start at 1.28su?
I think things are poorly explained. Wealth very quickly is only useful for culture and trade and not money. My footprint is 3x my land and only small penalties. No way to know the next set of huge science upgrades till you unlock them makes it hard to plan ahead.
nefastium cells seem to be generating a lot more heat than is displayed in this latest version. Two vents at 60B/60B each blow up immediately with just one singe nef cell which is supposed to only generate 51B heat.