Did you know both the astronomical first day of spring and Easter Sunday are tied to the spring equinox? How they relate, ...

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

The Vernal Equinox or Spring Equinox will be observed at 09:01 UTC (2:31 pm IST) on March 20, 2025. As per NASA, “In 2025, the equinoxes will occur on March 20, at exactly 09:01 UTC (or 2:01 AM PDT), ...

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

This week marks the vernal equinox -- the beginning of astronomical spring in the Northern Hemisphere and astronomical fall (or autumn) in the Southern Hemisphere. The Vernal Equinox or Spring ...

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 ...

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 ...

The vernal equinox, marking the first day of ... An equinox occurs twice a year. The autumnal equinox occurs in September – when the Earth's axis is tilted neither toward nor away from the ...

Today marks the first day of spring 2025. The vernal equinox marks the start of spring every March. The autumnal equinox marks the start of fall every September. An equinox occurs, "two times of ...