Thursday is the first day of spring, or the vernal equinox, in the Northern Hemisphere. During an equinox, the center of the sun is on the same plane as the equator. After the vernal equinox in March, ...

The spring equinox will occur at 5:01 a.m. EDT on Thursday. Here's what to know about the start of the spring season.

An equinox happens when the sun's rays are directly over the equator, resulting in approximately equal hours of daylight and darkness worldwide. The summer solstice, the longest day of the year ...

Its fall – or autumnal — equinox can land between Sept. 21 and 24. The solstices mark the times during the year when the Earth is at its most extreme tilt toward or away from the sun.

The vernal equinox heralds the arrival of spring in the Northern Hemisphere (finally). But have you heard the myth about ...

As the Northern Hemisphere welcomes spring today, the Southern Hemisphere is marked with the first day of autumn.

That’s why it gets increasingly warmer as we head toward the summer solstice in June. Bonus time! It turns out you get a tad more daylight than darkness on the equinox — and how much so ...

Winter is coming to a close and spring is about to kick in. So, now is a good time to talk about equinoxes and solstices. With the vernal equinox nearly upon us, here's what we know about when ...

Ready for the first day of spring? What we know about the 2025 spring equinox, the autumnal equinox, summer and winter solstices and more.

Its fall – or autumnal — equinox can land between Sept. 21 and 24. The solstices mark the times during the year when the Earth is at its most extreme tilt toward or away from the sun. This means the ...