Tag: halo around the sun

source: facebook friends Aadila Suliman and Firoza Ayob From Ehow – Cause The ring is caused by sunlight or moonlight being diffracted as it passes through cirrostratus clouds that are usually at altitudes above 20,000 feet. Cirrostratus clouds are composed mostly of small ice crystals that spread out into a thin layer. They are sheet-like, […]