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Equinox - Wikipedia


An equinox is an astronomical event in which the plane of Earth's equator passes through the center of the Sun, which occurs twice each year, around 20 March ...

What Is the Vernal Equinox? | Wonderopolis


As Earth revolves around the Sun, there are two moments each year when the Sun ... These moments — called equinoxesoccur around March 20 or 21 and  ...

March Equinox - Timeanddate.com


There are two equinoxes every year – in March and September – when the Sun shines ... This happens on March 19, 20, or 21 every year. ... of the equator, and the March equinox is also known as the "spring (vernal) equinox" in the Northern  ...

10 Things About the March Equinox - Timeanddate.com


Mar 20, 2015 ... The March Equinox is known as the Vernal (spring) Equinox in the Northern Hemisphere and ... Happens at a Specific Time All Over the World.

Vernal (Spring) Equinox - Infoplease


The vernal equinox occurs on March 20, 2016 ... What Happens at the Equinox? ... and night are about equal in length all over the world during the equinoxes.

The first day of spring. The Vernal Equinox: Everything you need to ...


Mar 21, 2016 ... A guide to what the vernal equinox means and how you can make the most of it. ... This happens on March 19, 20 or 21 every year.

The Seasons, the Equinox, and the Solstices


The Equinox (Vernal & Autumnal) ... toward nor away from the sun, resulting in a " nearly" equal amount of daylight and darkness at all latitudes. ... The summer solstice occurs at the moment the earth's tilt toward from the sun is at a maximum.

Equinox Explained: Why Earth's Seasons Will Change on Sunday


Sep 18, 2013 ... The "equinox" happens twice every year around March 21 and September 21, but what does that really mean? Here are the real facts about the ...

Vernal Equinox 2010: Facts on the First Day of Spring


Mar 20, 2010 ... The vernal equinox, however, occurs when the center of the sun crosses the Equator. ... arriving on March 20 or 21—but sometimes on the 19th—MacRobert said. ... Every four years a leap day helped keep things on track.

Equinoxes - National Geographic


Just twice a year, day and night fall into perfect balance. Some claim that astronomical phenomenon, called equinox, inspires ancient structures to reveal hidden ...

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Everything you need to know: Vernal equinox 2016 | Astronomy ...


Mar 20, 2016 ... The 2016 vernal or spring (or fall) equinox comes on March 20 at 4:30 UTC ... The March equinox comes earlier and earlier every leap year all through ... The equinox is an event that happens in Earth's orbit around the sun.

Spring Equinox – Vernal Equinox, Southern & Northern


The Vernal (Spring) Equinox in the Northern Hemisphere is the Autumnal (Fall) ... Equinoxes and solstices happen twice a year. ... The March equinox marks the moment the Sun crosses the celestial equator – the ... All rights reserved.

When and What Is the September Equinox? - Timeanddate.com


There are 2 equinoxes every year – in September and March – when the sun shines ... In the Southern Hemisphere, it is known as the vernal (spring) equinox, and marks the first ... This happens either on September 22, 23, or 24 every year.