The arrival of spring is marked by the vernal equinox, which occurs on Friday, signaling the beginning of the season in the Northern Hemisphere and the onset of fall in the Southern Hemisphere. During ...
Forbes contributors publish independent expert analyses and insights. An award-winning reporter writing about stargazing and the night sky. What day is the first day of spring 2026? Friday, March 20, ...
On Sunday, Dec. 21, at exactly 10:03 a.m. EST, the Northern Hemisphere's astronomical winter officially begins with the winter solstice. That's the moment when the Northern Hemisphere is tilted ...
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