EarthSky Tonight-Sept 23 Harvest Moon, Jupiter,

Courtesy of EarthSky A Clear Voice for Science www.EarthSky.org The Harvest Moon and the blazing planet Jupiter shine all night long tonight to commemorate the first full night of the autumn season. By common practice, we use the September equinox to mark the start of autumn, and call the closest full moon to the autumnal equinox the Full Harvest Moon. In 2010, the Harvest Moon comes only 6 hours after the September equinox. If you live in the southern hemisphere, the September equinox ... Full Story