Mar 20, 2025 · Two times each year, the Earth's rotation around the sun creates an equinox, kicking off the beginning of spring and autumn. But what exactly is an equinox, and what does it mean?

Mar 15, 2017 · In 2025, the vernal equinox takes place on March 20, signaling the start of spring in the Northern Hemisphere (and fall in the Southern Hemisphere). The Earth tilts at an angle of 23.5 …

Mar 15, 2025 · Also known as the vernal equinox, the spring equinox marks one of the two instances each year when our sun and the Earth’s equator align. The spring equinox always falls on March 20 …

Mar 18, 2025 · It's also known as the vernal equinox ("vernal" is an adjective meaning spring). On this momentous occasion, the sun will be positioned directly above the equator, something that only …

Mar 20, 2025 · Spring is here — officially, at least. The vernal equinox arrives on Thursday, marking the start of the spring season for the Northern Hemisphere and the fall in the Southern Hemisphere.

In the Northern Hemisphere, the March equinox is also known as the spring or vernal equinox; the September equinox can be called the fall or autumnal equinox. In the Southern Hemisphere, the …

Jun 17, 2025 · The centre of the Sun crossed the celestial equator at 09:01 UT on 20 March 2025, marking the Northern Hemisphere’s vernal or spring equinox. For those in the Southern Hemisphere, …

Mar 3, 2025 · In the northern hemisphere, the March equinox is known as the spring – or vernal – equinox, and it ushers in a period where the top half of the globe receives incrementally more …

Sep 4, 2024 · Learn about the spring and autumnal equinox. Get the equinox definition, as well as facts, an explanation of how it works, and dates.

Mar 14, 2025 · In March, Northern Hemisphere observers welcome the longer, warmer days heralded by their vernal, or spring, equinox, but Southern Hemisphere observers note the shorter days – and …