I just found out about airglow. You might enjoy knowing about it.

[alfreda89]

Just a simple intro. Dayglow and nightglow also exist, as sub-categories. It can be reproduced in a lab!

https://en.wikipedia.org/wiki/Airglow

Example can be found over on FB, if you still have that hanging around. This is photographer Bryan Hansel's Page. So may be public.

https://www.facebook.com/Bryan.Hansel.Photography/posts/pfbid0SGcAMoA5jmYhLBjAZmjD6RJ5AqfSjmEBWGtCw6dz1rC9txcGU1V3auBYzeBv74uyl