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Equinox - Wikipedia

en.wikipedia.org/wiki/Equinox

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 ...

March Equinox - Timeanddate.com

www.timeanddate.com/calendar/march-equinox.html

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  ...

Spring Equinox – Vernal Equinox, Southern & Northern

www.timeanddate.com/calendar/spring-equinox.html

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.

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

earthsky.org/astronomy-essentials/everything-you-need-to-know-vernal-or-spring-equinox

Mar 17, 2017 ... The 2017 vernal or spring (or fall) equinox comes on March 20 at 10:29 ... The equinox is an event that happens in Earth's orbit around the sun. ... Today, we know each equinox and solstice is an astronomical event, caused ...

What Is the Vernal Equinox? | Wonderopolis

wonderopolis.org/wonder/what-is-the-vernal-equinox

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  ...

Vernal (Spring) Equinox - Infoplease

www.infoplease.com/spot/riteofspring1.html

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 ...

www.telegraph.co.uk/news/uknews/12199262/The-first-day-of-spring.-The-Vernal-Equinox-Everything-you-need-to-know.html

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.

Vernal Equinox 2010: Facts on the First Day of Spring

news.nationalgeographic.com/news/2010/03/100319/vernal-equinox-2010/

Mar 20, 2010 ... PUBLISHED March 20, 2010 ... The vernal equinox, however, occurs when the center of the sun crosses the Equator. ... "Those factors all combine to make the day of the equinox not the day when we have 12 hours of light ...

First Day of Spring Vernal Equinox 2016 | The Old Farmer's Almanac

www.almanac.com/content/first-day-spring-vernal-equinox

First day of spring 2017 and vernal equinox 2017 for U.S. and Canada. ... Astronomically speaking, the equinox (March 19 or 20 every year) marks spring's ... The equinox happens at the same moment worldwide, even if our clock times reflect ...

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

www.space.com/22852-fall-equinox-earth-seasons-explained.html

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 ...