RECIEN EL 23 A HS 6.O5 Autumnal Equinox 2011 Summer officially ends Friday with a planetary event called the equinox -- the day the Northern Hemispher

Autumnal Equinox 2011
Summer officially ends Friday with a planetary event called the equinox -- the day the Northern Hemisphere begins to tilt away from the sun. That means shorter days and less sunlight -- especially in Alaska.