The Halo Vault

On July 1st, skywatcher Luo Wuping captured a decent odd radius plate display during sunset hours from Changsha, Hunan Province, China. ...

Before leaving for work yesterday, I saw some cirrus clouds moving in and in a short time later 18 and 23d halos along 18d plate arcs, and b...

Berkshire (UK), 28 April 2019: Top left corner shows what's left after applying the gradient subtraction and stretching of histogra...

Järvsö display at 1137 local time. Photo Louisa Westberg. Two days before the mighty Borlänge display in Sweden, on 12 December 2018 a...

Elliptical halo today. First one of the 2019 halo season. I saw a gap in the AC clouds and I got into position and it formed out of crystals...

Halos on the surface of frozen puddles were captured again by Dávid Hérincs in Egyházasrádóc, Hungary. His previous observations ca...