If we consider the fact that there are still thousands of active warheads, located around the world, it will just be a matter of time before they will be actually used. However rational the stalemate, some are just mad and wanna win.

Why shouldn't the galactic year, the time earth takes to make one revolution around the galactic center, approximately 230 million years, have an effect on the solar system and trickle down effects on earth, its biosphere — TheMadFool

According to many astrologies, the galactic milk has strong influences on secular matters. Even modern views confirm this.