The autumnal and vernal equinoxes signal the beginning of fall and spring, respectively. They're caused by a combination of Earth's orbit and its axial tilt. Every six months, once in March and ...

also called the autumnal equinox. On both equinoxes, the sun is exactly above the equator. Once the Earth hits its vernal equinox, the Northern Hemisphere moves into spring and the Southern ...

Daylight and night are roughly equal during the equinox. We experience two each year -- the vernal equinox in the spring and the autumnal equinox in the fall. The word "vernal" traces to Latin and ...

Thursday is the first day of spring, or the vernal equinox, in the Northern Hemisphere. During an equinox, the center of the ...

The Northern Hemisphere’s vernal (spring) equinox can fall between March 19 and 21 while the fall equinox hits sometime between September 21 and 24.

This edition of Weather Tidbits will be discussing the Vernal Equinox. Also known as the first day of Spring. The Vernal Equinox occurs when the sun shines directly over the equator. This occurred on ...

The Northern Hemisphere’s spring — or vernal — equinox can land between March 19 and 21, depending on the year. Its fall – or autumnal — equinox can land between Sept. 21 and 24.

The first day of spring represents the vernal equinox in the Northern Hemisphere, an astronomical event that occurs when the sun aligns with the Earth's equator. On the contrary, in the Southern ...

The Northern Hemisphere’s spring — or vernal — equinox can land between March 19 and 21, depending on the year. Its fall – or autumnal — equinox can land between Sept. 21 and 24.

On the vernal equinox in March and the autumnal equinox in September, the equator (0 degrees latitude) is aligned directly with the Sun. Therefore, everywhere on Earth experiences an equal 12 ...