First Day of Fall

* Fall for 2012 begins in the Northern Hemisphere on September 22, 10:49 A.M. EDT. Here’s more about the first day of fall—the autumnal equinox—plus, facts, folklore, and some fantastic fall photos! (Say that five times fast!)

It is the summer's great last heat,
It is the fall's first chill: They meet.
–Sarah Morgan Bryan Piatt
The Autumnal Equinox

The word equinox comes from the Latin words for "equal night." The fall and spring equinoxes are the only days of the year in which the Sun crosses the celestial equator.
 * http://www.almanac.com/content/first-day-fall-autumnal-equinox

First day of Fall. View from Yocum Library, September 22, 2012