The big princess, is working looootss reading comprehension, reading and reading !!! her favorite hobby, as would Junie B. Jones, "the whole world" !! LOL
It consists of a bow or a luminous circle that occurs around the Sun, when the light of this star undergoes a phenomenon of refraction by ice crystals suspended in the troposphere.
Halos usually have a radius of approximately 22 degrees and the inner edge shown in a reddish color.
The most common form of halo is a ring of colored light around the solar disk. (Courtesy of Dictionary of Astronomy !!)