Halo (optical phenomenon) - Wikipedia

I spotted a halo around the sun. Sun's Halo is an optical phenomenon that occurs due to sunlight refracting in millions of hexagonal ice crystals suspended in the atmosphere. : r/Damnthatsinteresting

Atmospheric Optics – Crayford Manor House Astronomical Society Dartford

Optical phenomenon - Wikipedia

Optical atmospheric phenomena spotted over Newcastle, KZN

List of atmospheric optical phenomena - Wikipedia

Glory (optical phenomenon) - Wikipedia

Halo Optical Phenomenon Photos and Images

Halo (optical phenomenon) - Wikiwand

The brilliant displays of halos, sun dogs, and other atmospheric optics

Halo (optical phenomenon) - Wikipedia

Halo (optical phenomenon) - Wikipedia

Parhelic circle - Wikipedia