As this effect is dependent on ice crystals in cirrus clouds—around 30 miles above ground—it explains why this natural phenomenon mainly exists in the winter. These tiny ice crystals are ...

When the moon casts its glow upon the night sky, it often captivates viewers with its serene beauty. However, on one ...

Hong Kong on Tuesday witnessed a rare natural phenomenon, a halo around the sun, that can be experienced only when meteorological conditions are right. The Observatory posted pictures on its ...

Residents of Almaty observed an unusual phenomenon in the sky over the city — a solar halo. On the morning of April 1, people ...

“A rare and spectacular sight in the skies above! I am told that this phenomenon is known as a 22-degree halo or a sun halo,” said SM Lee. A sun halo forms when sunlight interacts with ice ...