: Unlike the common green aurora caused by oxygen, purple and blue hues are produced by ionized nitrogen .
Beyond science, the northern lights hold deep significance across various cultures: 1024x768 purple northern lights wallpaper | Nor...
: Sometimes, purple appears at extremely high altitudes (above 180 miles) when nitrogen ions are struck by sunlight near twilight, a phenomenon known as sunlit aurora . Cultural & Spiritual Meanings : Unlike the common green aurora caused by
The "magic" of a purple aurora is actually a chemical reaction in our atmosphere: 1024x768 purple northern lights wallpaper | Nor...