The March equinox[1][2] or northward equinox[3] is the equinox on the Earth when the subsolar point appears to leave the Southern Hemisphere and cross the celestial equator, heading …

Here’s all you need to know about it. What is it? The March equinox – aka the vernal equinox – marks the sun’s crossing above Earth’s equator, moving from south to north.

The March equinox is the moment the Sun crosses the celestial equator —an imaginary line in the sky above Earth’s equator— from south to north. This happens on March 19, 20, or 21 every …

Dec 4, 2025 · In the Northern Hemisphere, the spring equinox (also called the March equinox or vernal equinox across the globe) occurs when the Sun crosses the celestial equator going …

Sep 6, 2025 · When it occurs: The March equinox will fall on March 20, 2026, at 14:46 UTC (10:46 a.m. EDT). Effect on day and night: As the sun will appear directly above Earth’s …

Mar 14, 2025 · An equinox occurs twice every year, in March and September. In 2025, the equinoxes will occur on March 20, at exactly 09:01 UTC (or 2:01 AM PDT), and again on …

Sep 4, 2024 · Definition and Occurrence: An equinox occurs twice a year, around March 20 and September 23, when the Earth’s equator passes directly under the Sun. Day and Night …

Oct 5, 2024 · In the northern hemisphere, the March equinox heralds the arrival of spring, while the September equinox signals the beginning of autumn. The roles are reversed in the …

Oct 28, 2024 · The March Equinox is a unique day when Earth’s position around the Sun aligns so that day and night are nearly equal everywhere on the planet. This balance happens as the …

In the Northern Hemisphere, the March Equinox is referred to as the vernal equinox. It marks the start of Spring in the Northern Hemisphere and the autumn season in the Southern …