The Halo Vault

These odd radius rings and arcs were photographed on 24 July 2010 by Róbert Rosenberg in Adony, Hungary. The photos were taken a few minutes...

I was recently filing images digitized from somewhat older slides and came across this upper tangent arc image from many years ago, in the e...

Here is an observation suggestion for next winter. Marko Mikkilä photographed possible new arcs during winter 2007-2008 ( 1 ). Source eleva...

Alan Clark sent the above image, which shows the same display that Elmar Schmidt saw from Virginia, and which can be read about in the previ...

Elmar Schmidt was travelling southwards after the 10th Conference on Light and Color in Nature in Maryland. He observed this spectacular pyr...

Marco Candotti sent these photos from Italy. The images were taken on 15 June. The 22 degree halo lasted about an hour, while the pyramidal ...

A new version of Streetlight Halos is available ( 1 ). The project took on a life of its own, to the point where it is now a monster, more...