why is september 21 called the fall equinox

why is september 21 called the fall equinox. There are some references to why is september 21 called the fall equinox in this article. If you are looking for why is september 21 called the fall equinox you've came to the right place. We have posts about why is september 21 called the fall equinox. You can check it out below.

Showing posts matching the search for why is september 21 called the fall equinox