Corona Australis is a small, faint constellation in the southern sky. Its name means “the southern crown” in Latin. Corona Australis is one of the smallest constellations in the sky. The brightest star in the constellation is Alpha Coronae Australis, also known as Meridiana. It is the only named star in the constellation. It got its name, Alphekka Meridiana (Alphekka South) after Alphecca, the brightest star in the northern constellation Corona Borealis.