Autumnal equinox 2025 brings fall to the Northern Hemisphere on Sept. 22
NeutralScience

The autumn equinox marks the official start of fall in the Northern Hemisphere, occurring on September 22, 2025, when the sun crosses the equator. This astronomical event is significant as it signifies a change in seasons, impacting weather patterns and daylight hours. Understanding the equinox helps us appreciate the natural rhythms of our planet.
— Curated by the World Pulse Now AI Editorial System