September 2026 autumn equinox occurs September 22–23

The September equinox of 2026 occurred on September 22–23, marking the astronomical start of autumn in the northern hemisphere. The event took place at 00:05 UTC (20:05 EDT) on September 23.

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When is the 2026 autumn equinox and what is it?

stream:bsky-jetstreamother7d ago kagi ↗

You're OK, it's not until early tomorrow morning this year www.bbc.co.uk/weather/arti... In the northern hemisphere, the September equinox marks the start of astronomical autumn.

Happy September Equinox Day. AKA the Autumn Equinox in the northern hemisphere, it will occur tonight at 00:05 UTC (20:05 EDT). Below are images of Earth taken 3 days ago and during past equinoxes and

mastodon:fosstodonother7d ago kagi ↗

Happy September Equinox Day. AKA the Autumn Equinox in the northern hemisphere, it will occur tonight at 00:05 UTC (20:05 EDT). Below are images of Earth taken 3 days ago and during past equinoxes and solstices from the direction of the Sun. These images were taken by the NASA DSCOVR satellite, which is located 1.5 million km away at the Sun-Earth L1 Lagrange point. https:// epic.gsfc.nasa.gov/ 1/