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-class frigate improved after the introduction of iron fresh-water tanks. Lastly, captains considered the class to be "wet", a result of lively rolling and pitching causing seams to loosen. The name "Leda" was taken from Greek mythology, as was common at the time; the Greek Leda was a woman whom Zeus seduced while he was masquerading as a swan. After "Leda", the Admiralty had no more ships to this design for several years. Then with the resumption of war with France either looming or under way, the Admiralty ordered eight further ships to this design in 1802-09: In 1812 the Admiralty ordered