Fall Equinox 2024 Meaning In Tamil. Autumn equinox 2024 (beginning of astronomical autumn) on the day of the autumn (september) equinox, the sun, moving along the ecliptic, crosses the celestial equator,. Occurring around september 22nd or 23rd in the northern.

September 8, 2024 at 4:01 am. The autumnal equinox (as well as spring equinox) is the moment when neither of the earth’s hemispheres is inclined towards or away from the sun.