The vernal equinox, also known as the spring equinox, is an astronomical event that occurs twice a year when the sun crosses the celestial equator, marking the beginning of spring in the northern hemisphere and the beginning of fall in the southern hemisphere. It is a significant event in the annual cycle of seasons and has been observed and celebrated by various cultures throughout history.
congrats on reading the definition of Vernal Equinox. now let's actually learn it.