The Halo Vault

  By Marko Riikonen I am wondering what is the first record of halo from Lowitz oriented crystals with raypa...

I wish you all a very happy year 2011, may it be rich in halos and celestial wonders! I ran some simulation of halos created by hollow colum...

Nick Beck has sent this high cloud halo display that he observed on Christmas eve in Florida. The sun elevation was 31 degrees when it start...

On 13 December it was cold and windy on Mt. Wendelstein (1838m) in the German Alps with temperature of -17°C and huminity over 90%. The whol...

This one was seen from automatic gas station lights. The helic arc is rises diagonally from the lamp. I was desperately looking for a place...

This one came as an almost complete surprise. I had seen moment before parhelia from streetlight when driving, but they were weak. The pilla...

Some stuff from the night of 11/12. December 2010 with Luomanen. We took replicas of the Moilanen arc display, but they failed. Could have b...