This full moon, which occurs closest to the autumnal equinox, is also known as the Harvest Moon. The first recorded use of the term “Harvest Moon” in English dates back to 1706.

In the Northern Hemisphere, the autumn equinox falls on September the 22nd or 23rd of September, marking the point where day and night are about the same length before the days begin to get ...

At the spring equinox in March and autumn equinox in September, the equator is aligned with the Sun. "Due to subtleties in the way the solar wind interacts with Earth’s magnetosphere ...

Autumn is rapidly approaching. The Autumn equinox falls on 23 September, when night and day are pretty much exactly the same length – 12 hours – all over the world; equinox means "equal night ...