A mesmerizing phenomenon — a rainbow round the Sun know as a Sun halo, was observed recently in Bengaluru.
What is it? How is it formed?
The halo that appeared round the Sun may be a 22-degree ring that appears because of the dispersion of sun rays as white light passes through ice crystals found in upper-level cirrus clouds, causing the halo to possess colors.
The clouds contain many tiny ice crystals, which refract, split and even reflect the sun rays to offer an impact of a circular rainbow ring.
The crystals need to be oriented and positioned with great care with reference to your eye, so as for the halo to seem .
Similarly, what are lunar halos?
Seen round the Moon, lunar halos are mostly colorless as moonlight isn’t very bright.
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