Thread: Sub-Auroral Ion Drifts discovered to cause unusual purple aurora
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Old March 15th 18, 06:20 AM posted to sci.astro.amateur
Chris.B[_3_]
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Default Sub-Auroral Ion Drifts discovered to cause unusual purple aurora
On Thursday, 15 March 2018 04:10:43 UTC+1, Quadibloc wrote:
I ran across this news item:

https://phys.org/news/2018-03-myster...cientists.html

John Savard

Cue RichA to complain about light pollution: