The autumnal equinox arrives on 22 September, marking the end of summer and the beginning of autumn, heralding the arrival of chillier weather and the winter months. The autumnal equinox occurs in ...

Bring out your sweaters, light a scented candle, and grab a pumpkin spice latte – the official start of fall is almost here. The autumnal equinox takes place on Monday, Sept. 22, in the Northern ...

The autumn equinox is now upon us! Today marks the moment that the sun crosses the celestial equator, ushering in the beginning of astronomical autumn in the northern hemisphere, which brings with it ...

Say goodbye to summer because the autumnal equinox arrived on September 22, marking the beginning of fall in the northern hemisphere. "Equinox is latin for 'equal night,'" according to AccuWeather.

Chillier weather, shorter days, hot mugs of apple cider and Halloween decorations aren't the only signs the seasons are changing. It's officially the first day of fall, based on astronomical data.

Day and night will get equal time for a brief moment Monday as much of the world heads into fall. The autumnal equinox arrives Monday, marking the start of the fall season for the Northern Hemisphere ...

Meteorological fall began on Sept. 1, while astronomical fall starts with the autumnal equinox at 2:19 p.m. ET on Monday, Sept. 22. Astronomical seasons are based on the Earth's position relative to ...

Summer still has a tight grip on the Lone Star State through the weekend, so it may not feel like fall is right around the corner - but it is arriving Monday with the autumnal equinox. Before we start ...

The Earth is tilted at a 23.5-degree angle, and as it travels around the sun, the Earth’s axis is tilted toward or away from the sun. During the equinox, the Earth’s axis and its orbit line up, ...

What is the autumnal equinox? The autumnal equinox marks the start of autumn in the Northern Hemisphere. The Earth travels around the sun at an angle, and for most of the year, the Earth’s axis is ...