Vernal Equinox 2024. There's something special about this one, too — it's the earliest we've seen in north america in. The vernal equinox — is an astronomical phenomenon when the sun, in its visible motion along the ecliptic, crosses the celestial equator.
The vernal equinox — is an astronomical phenomenon when the sun, in its visible motion along the ecliptic, crosses the celestial equator. Also, either of the two points in the sky.