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.

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 ...

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 ...

Fall does not begin when the air turns crisp or when pumpkin spice shows up. It begins at a precise moment in space. In 2025, that moment lands on Monday, September 22, when the center of the Sun ...

While many people mourn summer with the passing of Labor Day Weekend, the autumnal equinox is the official end of the summer season. Besides sweater weather and pumpkin-spiced menu items, what does ...

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.

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, ...

The word "equinox" is derived from the Latin words for "equal" and "night." Chillier weather, shorter days, hot mugs of apple cider and Halloween decorations aren't the only signs the seasons are ...

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 ...