Happy Fall Equinox - First Day Of Autumn 2008
It’s the First Day of Autumn - The Autumnal Equinox
The Fall Equinox is the day when night and day are of equal length. This happens when the Sun crosses the equator, which occurs twice each year.
At the autumnal equinox - September 22, 2008; 11:44:18 A.M. EDT -
the Sun appears to cross the celestial equator,
from north to south in the northern hemispehre.
