This year, the autumnal equinox falls on September 22, 2016 at 10:21 A.M. EDT. This equinox occurs when the Sun appears to cross the celestial equator from north to south.
This year, the autumnal equinox falls on September 22, 2016 at 10:21 A.M. EDT. This equinox occurs when the Sun appears to cross the celestial equator from north to south.