"It was about 100 km high and nearly 360 km wide," says Binotto. "I have been photographing upper atmospheric lightning and transient luminous events (TLEs) since 2019, hundreds of them, and this is one of the biggest structures I have ever seen."
ELVE season is just getting started in Europe and North America, where spring and summer thunderstorms will multiply in the months ahead. Photographers should be alert for red rings and many other things above the cloudtops.