During the Fall Equinox, once the Sun crosses the equator, it is located more south in the sky. As a result, the Earth's Northern Hemisphere is tilted further away from the sun, leading the months ...

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 ...

An equinox is a twice-yearly event in March and September when the Sun is directly above the equator, causing nearly equal day and night across the globe. This year's autumn equinox will take place ...

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 is coming to Arizona as the autumnal equinox arrives on September 22, 2025. The equinox brings nearly equal day and night, marking the start of cooler mornings and shorter days. Summer officially ...

The autumn equinox marks the start of autumn astronomically, but meteorologists mark the start of autumn on the first day of September, dividing the year into four three-month seasons. So winter ...