Castor (star) in their spectra, and all are flare stars. "α Geminorum" (Latinised to "Alpha Geminorum") is the star system's Bayer designation. Castor and Pollux are the two "heavenly twin" stars that give the constellation Gemini (meaning "twins" in Latin) its name. The name "Castor" refers specifically to Castor, one of the twin sons of Zeus and Leda in Greek and Roman mythology. The star was annotated by the Arabic description "Al-Ras al-Taum al-Muqadim", which translates as "the head of the foremost twin." In the catalogue of stars in the "Calendarium of Al Achsasi Al Mouakket", this star was designated "Aoul al
Leda and the Swan by many to Giulio Campagnola, shows a love-making scene, but there Leda's attitude is highly ambiguous. Palumba made another engraving, perhaps in about 1512, presumably influenced by Leonardo's sketches for his earlier composition, showing Leda seated on the ground and playing with her children. There were also significant depictions in the smaller decorative arts, also private media. Benvenuto Cellini made a medallion, now in Vienna, early in his career, and Antonio Abondio one on the obverse of a medal celebrating a Roman courtesan. Leonardo da Vinci began making studies in 1504 for a painting, apparently never executed, of Leda seated