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.

The vernal equinox signals the astronomical start of spring in the Northern Hemisphere, with the sun crossing above Earth's equator, moving from south to north, at 5:01 a.m. EST (0901 GMT) on ...

On Tuesday, March 19 at 11:06 p.m. EDT or 8:06 p.m. PDT (and 03:06 GMT on Wednesday) the sun will cross the celestial equator traveling north, marking the vernal equinox in the northern hemisphere ...

This story was updated to add new information. Spring has sprung, bringing warmer days and blooming flowers. Thursday is the first day of spring, or the vernal equinox, in the Northern Hemisphere.

This year's first day of spring in the Northern Hemisphere occurs precisely at 5:01 a.m. EST on March 20, according to NASA. The date and time of the equinox varies slightly from year to year.

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. Why are ...

Spring officially begins in the Northern Hemisphere on March 19 with the vernal equinox as the entire world experiences an equal amount of daylight and darkness. For ease of recordkeeping ...

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.

And today, March 20, the vernal equinox signals the astronomical start of spring in the Northern Hemisphere. Though equinoxes might not get the same attention as solstices, they're a lovely way to ...

The vernal equinox signals the astronomical start of spring in the Northern Hemisphere, with the sun crossing above Earth's equator, moving from south to north, at 5:01 a.m. EST (0901 GMT) on ...

Spring officially begins today (March 20) with the vernal equinox, bringing longer days and warmer temperatures to the Northern Hemisphere. The vernal equinox signals the astronomical start of ...