Castor and Pollux

(pŏl`əks), in classical mythology, twin heroes called the Dioscuri; Castor was the son of LedaLeda
, in Greek mythology, daughter of Thestios, king of Aetolia, and wife of Tyndareus, king of Sparta. According to most legends, she was seduced by Zeus, who visited her in the form of a swan.
..... Click the link for more information. and Tyndareus, Pollux the son of Leda and Zeus. They were brothers to Helen and Clytemnestra. Castor excelled as a horseman and Pollux as a boxer. They were great warriors and were noted for their devotion to each other. In one version of the legend, after Castor was killed by Lynceus, Pollux, in accordance with the classical tradition that one of every set of twins is the son of a god and thus immortal, begged Zeus to allow his brother to share his immortality with him. Zeus arranged for the twins to divide their time evenly between Hades and Heaven, and in their honor he created the constellation Gemini. According to another legend, Castor was killed by Idas. The Dioscuri were widely regarded as patrons of mariners and were responsible for Saint Elmo's fireSaint Elmo's fire,
luminous discharge of electricity extending into the atmosphere from some projecting or elevated object. It is usually observed (often during a snowstorm or a dust storm) as brushlike fiery jets extending from the tips of a ship's mast or spar, a wing,
..... Click the link for more information. . They were especially honored by the Romans, on whose side they were said to have appeared miraculously during the battle of Lake Regillus.

Castor and Pollux

(also known as the Dioscuri), in ancient Greek mythology, the sons of Leda and Zeus, twin heroes. Castor was mortal, and Pollux was immortal. According to the myths, they performed a number of feats, for example, journeying to Attica to free their sister Helen, abducted by Theseus, and participating in the Argonautic expedition. Castor was known for his ability to manage horses and Pollux as a boxer. In origin they were local Spartan deities, honored as patrons of the Spartan state.