The same thing happened in my game several times. Once it was for my race, after i invaded a planet and it suddenly had 4.2 quadrillion people on it. No wonder it produced loads of ip... I suppose that's what happened the other times too.
In my game I had some strange issues concerning the population of (invaded?) planets. At first I noticed that once in a while, one race's influence suddenly flooded the entire universe for one turn giving literally every single planet the pirate icon. No special events occured or any other explanation for the effect was given. Later in the game, after invading an enemy planet I noticed it's new population was ~4.2 quadrillion peop
