In auroras, blue is a sign of nitrogen. Energetic particles striking ionized molecular nitrogen (N2+) at very high altitudes can produce … More
Tag: STEVE
What Could Be Causing This? ‘Entirely New Celestial Phenomena’ As Scientists Discover Glow In The Sky Is NOT AURORAS
Mysterious purple and white ribbons of light seen dancing across the sky may represent a never-before-identified type of ‘skyglow.’ While … More
