Norma (constellation)
Norma is a small constellation in the Southern Celestial Hemisphere between Ara and Lupus. Its name is Latin for normal, referring to a right angle, and is variously considered to represent a rule, a carpenter’s square, a set square or a level. Four of Norma’s brighter stars—Gamma, Delta, Epsilon and Eta—make up a square in the field of faint stars....
