Argo Navis Argo Navis Argo Navis (the Ship Argo), or simply Argo, was a large constellation in the southern sky that has since been divided into the three constellations of Carina, Puppis and Vela. The genitive was "Argus Navis", abbreviated "Arg". Flamsteed and other early modern astronomers called the constellation just Navis (the Ship), genitive "Navis", abbreviated "Nav". It was identified in Greek mythology with the "Argo", the ship used by Jason and the Argonauts that sailed to Colchis in search of the Golden Fleece. The original constellation is presently found near the southern horizon of the Mediterranean sky, becoming visible in
Golden Fleece Helle fell off and drowned in the strait now named after her, the Hellespont. The ram spoke to Phrixus, encouraging him, and took the boy safely to Colchis (modern-day Georgia), on the easternmost shore of the Euxine (Black) Sea. There Phrixus sacrificed the winged ram to Poseidon, essentially returning him to the god. The ram became the constellation Aries. Phrixus settled in the house of Aeetes, son of Helios the sun god. He hung the Golden Fleece preserved from the sacrifice of the ram on an oak in a grove sacred to Ares, the god of war and one of