Amateur stargazers capture new form of northern lights

[Sally Furniss]

The northern lights have been seen in many forms, including “quiet arcs”, spirals and corona.

But now, thanks to the work of amateur enthusiasts, Palmroth and colleagues say they have discovered a previously unknown form, a pattern they claim resembles sand dunes.
more ...

https://www.theguardian.com/science...targazers-capture-new-form-of-northern-lights

 

[Emily]

I don't understand the physics, but the video is beautiful!