Columba is a faint constellation designated in the late sixteenth century, remaining in official use, with its rigid limits set in the 20th century. Its name is Latin for dove. It takes up 1.31% of the southern celestial hemisphere and is just south of Canis Major and Lepus. History Early 3rd century BC: Aratus‘s astronomical poem Phainomena (lines 367–370 and 384–385) mentions faint stars where Columba is … Continue reading Columba constellation