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The fall equinox, also known as the autumnal equinox, is when astronomical fall arrives. This year, it will occur at 8:44 a.m. EDT on Sept. 22, according to the Naval Observatory.
The autumnal equinox will arrive at 2:50 a.m. Eastern Time. The equinox occurs at the exact same moment across the world. But because of varying time zones across the globe, the date of the ...
The equinox arrives on Saturday, marking the start of the fall season for the Northern Hemisphere. Here's what to know about how we split up the year using the Earth's orbit. As the Earth travels ...
In its apparent motion on the day of an equinox, the Sun's disk crosses the Earth's horizon directly to the east at sunrise; and again, some 12 hours later, directly to the west at sunset. The March equinox, like all equinoxes, is characterized by having an almost exactly equal amount of daylight and night across most latitudes on Earth. [14]
Vernal equinox and autumnal equinox: these classical names are direct derivatives of Latin (ver = spring, and autumnus = autumn). These are the historically universal and still most widely used terms for the equinoxes, but are potentially confusing because in the southern hemisphere the vernal equinox does not occur in spring and the autumnal ...
Astronomical fall starts on the autumnal equinox, between Sept. 2 Equinox comes from the Latin words aequi, which means equal, and nox, which means night. On the day of the equinox, the sun's rays ...
Articles relating to the Autumn equinox, which is the September equinox for the Northern Hemisphere and the March equinox for the Southern Hemisphere. Subcategories This category has the following 2 subcategories, out of 2 total.
The autumnal equinox is scheduled to arrive on Sunday, Sept. 22 at 8:44 a.m. ET, according to the Old Farmer's Almanac. The equinox arrives at the same moment worldwide. When is the first day of ...