It happened. Neptune just left Pisces and entered Aries for the first time since 1861. If that year rings a bell, it should—that’s when the American Civil War began.
For us in the modern era, this rare cosmic event marks the start of a brand-new 14-year cycle, one that promises revolution, reinvention, and a collective wake-up call.

So, what does Neptune in Aries actually mean? What kind of impact will it have—culturally, spiritually, politically, personally? Below, everything you need to know about Neptune’s era-defining shift, including a primer on Neptune’s symbolism, a look back at its time in Pisces, predictions for how this fiery new cycle could unfold, and guidance on how to find where this transit will activate your birth chart. Let’s dive in.