Here's what to know about the autumnal equinox on Sept. 22, including what it means for your zodiac sign according to PEOPLE's resident astrologer Kyle Thomas' predictions.

The autumnal equinox is a significant astronomical event that marks the official start of fall in the Northern Hemisphere. It occurs when the sun crosses the celestial equator, an imaginary line ...

And the autumnal equinox is right around the corner, on Sunday, September 22 at 8:44 A.M. EDT, according to The Farmers' Almanac. The meteorological end of summer is Labor Day, which leads into ...

During the autumnal equinox, the Earth’s axis and its orbit line up so that both hemispheres get an equal amount of sunlight. The word equinox comes from two Latin words meaning equal and night.

The autumnal equinox in the Northern Hemisphere falls on Sunday, Sept. 22 this year. If you want to be extra specific and put it on your calendar, then mark it for 5:44 a.m. PT.

DALLAS — Officially, there are just under a few days of summer left and it'll sure feel like it — the autumn equinox happens at 7:43 a.m. on Sunday, Sept. 22, kicking off the official start of ...

Beginning tomorrow with the autumn equinox, Sept. 22, 2021, the days will become shorter than the nights until the winter solstice in December.

Seasons are caused by the fact that the Earth is tilted on its axis by 23.5°. During the autumnal equinox, the Earth's axis is neither tilted toward or away from the sun resulting in nearly ...

When does the fall season officially begin? It all starts with the autumnal equinox this weekend. The fall equinox will mark the start of the season on September 22. But what time will it happen ...

The first day of summer is marked by the summer solstice, or the longest day of the year. Here's what to know about summer ...