Cosmic Storms is a Mechanical Expansion for Stellaris where the skies teem with eight new storm types filled with peril and promise. From Electric Storms harnessing the power of lightning to the formidable Nexus Storm, a galactic tempest of unparalleled magnitude, these natural phenomena challenge you to make skillful choices to steer your empire safely and profitably through the chaos. Embark on your journey with the Storm Chasers Origin, uncover the secrets of two new Precursors, or engage with the storms themselves through the Astrometeorology and Storm Devotion Civics.