Circinus is a small, faint constellation located in the southern sky. It represents the draughtsman's compass. The constellation is home to the Circinus Galaxy, the X-ray source Circinus X-1, and the planetary nebula NGC 5315.| www.constellation-guide.com
Antlia is a small, faint constellation in the southern sky. It represents the Air Pump. It is home to the Antlia Dwarf Galaxy (PGC 29194), the Antlia Cluster of galaxies, and the interacting galaxies catalogued as IC 2545.| www.constellation-guide.com
Argo Navis (the Ship Argo) is an obsolete constellation located in the southern sky. It was divided into three smaller constellations – Carina (the Keel), Puppis (the Stern) and Vela (the Sails) in the 18th century.| www.constellation-guide.com
Piscis Austrinus is a small constellation in the southern sky. It represents the Southern Fish. It is home to Fomalhaut, one of the brightest stars in the sky.| www.constellation-guide.com
Equuleus is the smallest constellation in the northern sky. It represents a little horse or foal and lies near the larger horse, Pegasus. The constellation is home to the yellow giant Kitalpha and the spiral galaxy NGC 7015.| www.constellation-guide.com
Delphinus is one of the smallest northern constellations. Recognizable for its distinctive quadrilateral shape, the constellation is home to the Blue Flash Nebula (NGC 6905) and the globular clusters NGC 6934 and NGC 7006.| www.constellation-guide.com
Columba is a faint constellation located in the southern sky. It represents the dove. The constellation is home to the runaway star Mu Columbae, the barred spiral galaxy NGC 1808, and the globular cluster NGC 1851.| www.constellation-guide.com
Hydra is the largest constellation in the sky. Located in the southern celestial hemisphere, the constellation contains the open cluster Messier 48, the Porpoise Galaxy (NGC 2936), and the Southern Pinwheel Galaxy (M83).| www.constellation-guide.com
Carina is a constellation in the southern sky. It represents the keel of the ship Argo. It is home to Canopus, the second brightest star in the sky, and Eta Carinae, a massive star illuminating the Carina Nebula.| www.constellation-guide.com
Puppis is a constellation located in the southern hemisphere. Home to many notable stars, it represents the stern of the ship Argo, on which Jason and the Argonauts sailed to get the Golden Fleece.| www.constellation-guide.com
Vela is a constellation in the southern sky. It represents the sails of Argo Navis, the mythical ship of Jason and the Argonauts. The constellation contains the Vela Supernova Remnant, the Eight-Burst Nebula, and the Omicron Velorum Cluster| www.constellation-guide.com
Eridanus is one of the largest constellations in the sky. It represents the celestial river. It is home to Achernar, one of the brightest stars in the sky, the nearby star Epsilon Eridani, and the Witch Head Nebula (IC 2118).| www.constellation-guide.com