What Causes the Colors of the Northern Lights?

February 06, 2017  •  Leave a Comment

When particles from the sun interfere with our magnetosphere the lights dance in the sky.  When these particles reach the Earth’s atmosphere, they collide with atoms and molecules; these collisions send out light of a certain frequency and color during the transferring of energy.  Collisions with Oxygen atoms cause the most prominent colors of green and red, while Nitrogen molecules give off a bluish light or a deep red.

The more you know... 


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