Happy Autumnal equinox 2025! Fall begins in the northern hemisphere todayBy otako_fzbgs4 / September 22, 2025 Astronomical fall begins on Sept. 22 as the sun moves southward across the celestial equator. Related posts: These Funko Pop! Star Wars figures are highly collectable and have a big discount at Walmart and Best Buy Earth from Space: Halong Bay, Vietnam Follow the reveal of Euclid’s new catalogue on 19 March Total lunar eclipse March 2025: Best photos of the "Blood Worm Moon"