September Equinox: One Sky, Two Seasons
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September Equinox: One Sky, Two Seasons
The September Equinox is one of only two times each year when day and night are nearly equal in length all around the world. In the Northern Hemisphere it marks the beginning of autumn with shorter days, longer nights, and crisp skies for stargazing. In the Southern Hemisphere it signals the arrival of spring with longer days, blossoming life ...
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EarthSky on Instagram: "Did you know? The #March #equinox - aka the vernal equinox - marks the sun’s crossing above Earth’s equator, moving from south to north. It brings spring to the Northern Hemisphere and autumn to the Southern Hemisphere. 🌎☀️ Learn more and watch a video about the March equinox at EarthSky.org. 📹 EarthSky.org."
EarthSky on Instagram: "Did you know? The #March #equinox - aka the vernal
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