The Autumn Equinox Is on Monday. Here's What It Is and What to Know About It
Are you ready for fall? The official arrival of fall is the autumnal equinox, which occurs in the Northern Hemisphere on Monday. After a hot summer, the September equinox marks a welcome shift in the seasons for many folks. But what exactly is an equinox? It's all about Earth and its relationship with the sun. Here's how to understand, visualize and celebrate the autumnal equinox. Don't miss any of our unbiased tech content and lab-based reviews. Add CNET as a preferred Google source. When is