Equinox Fast Facts
CNN
Read CNN's Fast Facts about the autumnal and vernal equinox.
The equinox occurs twice a year when the sun is directly above the Earth's equator and day and night are of equal length. FactsMore Related News
Read CNN's Fast Facts about the autumnal and vernal equinox.
The equinox occurs twice a year when the sun is directly above the Earth's equator and day and night are of equal length. Facts