Spring Equinox 2019 date: When is the Spring Equinox? What does the Equinox mean? THE Spring Equinox is a key seasonal marker in Earth’s orbit around the Sun. So exactly when is the 2019 Spring Equinox and what does it mean? Share: Facebook Twitter Google+ Stumble Digg Email ThisBlogThis!Share to XShare to Facebook Related Posts:Lunar Eclipse 2018: Expert reveals BEST way to see rare 'blood moon' TODAYEclipse 2018: What time is the blood moon lunar eclipse today?Eclipse 2018: Mars, Jupiter and Saturn 'all on SHOW' tonight moments after rare Blood MoonLunar Eclipse 2018: Blood Moon explainer video REVEALS ALL about historic eclipse tonightEclipse 2018: Why the moon turns red during a total lunar eclipseEclipse today: Where in the world can see Blood Moon lunar eclipse today - MAP