The first day of spring, also known as the vernal equinox, has arrived in the Northern Hemisphere on March 20, 2025.

The autumnal equinox occurs in September – when the Earth's axis is tilted neither toward nor away from ... Click here to see them. Day and night aren't exactly 12 hours on the day of the equinox ...

The vernal equinox arrives on Thursday, marking the start of the spring season for the Northern Hemisphere and the fall in the Southern Hemisphere. On the equator, the sun will be directly overhead at ...

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

The Earth’s axis is at right angles to the line from sun to Earth, the sun is directly over the equator and the lengths of day and night are approximately equal. Equinoxes are of interest for ...

The autumnal equinox occurs in September – when the Earth's axis is tilted neither toward ... Click here to see them. Day and night aren't exactly 12 hours on the day of the equinox because ...

During the equinox, the Earth’s axis and its orbit line up so that ... That’s because on the equinox, day and night last almost the same amount of time — though one may get a few extra ...

During the equinox, the Earth’s axis and its orbit line up so that ... That’s because on the equinox, day and night last almost the same amount of time — though one may get a few extra ...

Earth's rotation causes day and night, but the revolution (or orbit) of Earth around the sun, combined with the tilt of the Earth's axis, is what causes seasons. "Seasons are caused by the fact ...

The autumnal equinox occurs in September – when the Earth's axis is tilted neither toward ... Click here to see them. Day and night aren't exactly 12 hours on the day of the equinox because ...