Atmospheric optics wavelengths. A halo (ἅλως; also known as a nimbus, icebow or gloriole) is an optical phenomenon produced by the interaction of light from the sun or moon with ice crystals in the atmosphere, resulting in colored or white arcs, rings or spots in the sky. Many halos are positioned near the sun or moon, but others are elsewhere and even in the opposite part of the sky. They can also form around artificial lights in very cold weather when ice crystals called diamond dust are floating in the nearby air. There are many types of ice halos. They are produced
Aureole (horse) Britain's most prestigious all-aged race, King George VI and Queen Elizabeth Stakes. After retiring from racing he was sent to stud, where he became a successful sire of winners. Aureole was a bright chestnut horse with a white blaze and three white socks, bred by King George VI. When the King died in 1952, the ownership of the unraced two-year-old colt passed to his daughter, Queen Elizabeth II. Aureole was sired by Hyperion who won the Derby and the St Leger in 1933 before becoming a highly successful breeding stallion. He was Leading sire in Great Britain and Ireland on