Argo

n.	1.	(Myth.) The name of the ship which carried Jason and his fifty-four companions to Colchis, in quest of the Golden Fleece.
	2.	(Astron.) A large constellation in the southern hemisphere, called also Argo Navis. In modern astronomy it is replaced by its three divisions, Carina, Puppis, and Vela.

Noun

1.

Argo - formerly a large constellation in the southern hemisphere between Canis Major and the Southern Cross; now divided into Carina and Pyxis and Puppis and Vela

Carina, constellation, Puppis, Pyxis, Vela