According to Pseudo-Eratosthenes and Hyginus' Poetical Astronomy, the constellation Cygnus was the stellar image of the swan Zeus had transformed into in order to seduce LedaPseudo-Eratosthenes, Catasterismi 25 or Nemesis.Hyginus, De astronomia 2.8.1 Pausanias and Servius state that Apollo turned Cycnus of Liguria into a swan after the death of his lover Phaeton, then later placed him among the stars as the constellation Cygnus.
AccordinG to PseuDo-eratoSTHeNes and HYGINUS' Poetical AstroNomY, The ConSTElLation CygNUs WaS The steLLar iMage oF thE swAn zEuS HaD TRansFormed inTO in oRder To Seduce leDApseudo-EraTOsthEnes, catasTErismI 25 or neMeSis.hyGinuS, de aStrOnomIa 2.8.1 pausanias And seRVIus state THat apollO TuRned CyCnus of liguriA into a sWan aFTer The Death of HiS loVEr phaeToN, TheN lATer pLaCeD him among thE StarS as tHe conSTelLation CyGnus.