If you have a natural scientist in 1577 then you are likely to get the +1 stability comet event. (MTTH of 8 months)
Austria also has a +1 stability comet event if they own Sundgau between 1450 and 1550 (MTTH of 500 months)
Otherwise, sacrifice a human heart to appease the comet!
Austria also has a +1 stability comet event if they own Sundgau between 1450 and 1550 (MTTH of 500 months)
Otherwise, sacrifice a human heart to appease the comet!