Dragons in Greek mythology placed it in the heavens as the constellation Cancer. After slaying the serpent, Heracles buried the immortal head under a rock and dipped his arrows in the creature's blood to make them fatal to his enemies. In one version, the poisoned arrows would eventually prove to be the undoing of his centaur tutor Chiron, who was placed in the heavens as the constellation Centaurus. In Greek mythology Python was the earth-dragon of Delphi, always represented in the vase-paintings and by sculptors as a serpent. Various myths represented Python as being either male or female (a drakaina). Python was the chthonic
Greek ironclad Hydra Greece ordered three new ironclads of the . "Hydra" was ordered from the "Ateliers et Chantiers de la Loire" shipyard in St. Nazaire, France during the premiership of Charilaos Trikoupis. The ship, named for the island of Hydra, was launched in 1889, and by 1892, she and her sister-ships "Spetsai" and "Psara" were delivered to the Greek fleet. The ship was long between perpendiculars and had a beam of and a mean draft of . She displaced as built. She was powered by a pair of steam engines of unknown type; they were rated at and provided a top speed