The vernal equinox is one of two points in Earth's orbit where the sun creates equal periods of daytime and nighttime across the globe. Many mark it as the first day of the spring. See what it looks like from space here: http://nyti.ms/2hL6k0p
The vernal equinox is one of two points in Earth's orbit where the sun creates equal periods of daytime and nighttime across the globe. Many mark it as the first day of the spring. See what it looks like from space here: http://nyti.ms/2hL6k0p