A sun halo is an optical phenomenon that appears as a ring of light surrounding the sun, typically occurring when sunlight interacts with ice crystals suspended in the atmosphere. These ice crystals, ...

A sun halo is a mesmerizing optical phenomenon that occurs when sunlight interacts with ice crystals suspended in the atmosphere. Unlike water droplets, these crystals are formed at high altitudes, ...

The natural phenomenon is produced when sunlight interacts with ice crystals in the atmosphere. Read more at straitstimes.com ...

According to the National Environment Agency, sun halos are not a common sight in Singapore as they tend to be covered by low ...