Argelander’s Uranometria Nova (1843) and Benjamin A. Gould’s Uranometria Argentina (1877–79) standardized the list of constellations as they are known today. They divided Ptolemy’s largest constellation, Argo Navis (the ship), into four parts: Vela (the sail), Pyxis (the compass), Puppis (the stern), and Carina (the keel).
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