In the Northern Hemisphere, the equinox symbolizes the onset of shorter days with longer, cooler nights, while in the ...

Dates can shift slightly for equinoxes depending on the year, but it's always around this time in September. The next vernal equinox in the Northern Hemisphere takes place on March 20, 2026, and will ...

Grab your pumpkin spice lattes and Halloween decorations, the start of fall is officially here ... at least according to the autumnal equinox.

The fall season is marked by the autumnal equinox, a time when the Earth's axis is tilted neither toward nor away from the ...

The autumnal equinox arrives Monday, marking the start of the fall season for the Northern Hemisphere and the spring in the Southern Hemisphere. On the equator, the sun will be directly overhead at ...

That means days are getting shorter, the weather is turning cooler, and winter is — gasp — on the horizon. The season will ...

At the moment of this year's Autumnal Equinox, it should theoretically disappear completely from view, and yet its disk will still be hovering just above the horizon. Not until 52 hours later will the ...

On the day of the 2025 autumnal equinox, the sun rises almost exactly due east and sets to the west. The months that follow ...

Fall is officially here. Here's when the autumnal equinox happens and when the United States changes the clocks at the end of daylight saving time.

In 2025, the first day of fall will be Monday, Sept. 22. During the equinox, the sun crosses directly over the equator, resulting in nearly equal hours of day and night. The autumnal equinox marks the ...

The first day of fall is Monday, September 22, 2025, at 2:19 p.m. Eastern Time. It is the astronomical start of fall in the Northern Hemisphere when day and night are nearly equal. Meteorologists mark ...

October 2025 hunter's moon will rise tonight as a special big, bright full harvest supermoon that will shine for days. Here's when, what time to watch ...