Ophiuchi
Ophiuchi, also known as Serpens Cauda, is a constellation located in the southern sky. It is one of the 88 modern constellations recognized by the International Astronomical Union. The constellation is named after the serpent-bearer, Ophiuchus, a figure from Greek mythology. Ophiuchi is bordered by the constellations Serpens Caput, Hercules, Scorpius, Sagittarius, and Libra. It covers an area of 948 square degrees and is visible between latitudes +80° and -80°. The constellation is home to several notable stars and deep-sky objects, including the star Ophiuchi, which is part of the Ophiuchi star cluster, and the globular cluster Messier 107. Ophiuchi is best viewed in the summer months from the northern hemisphere and in the winter months from the southern hemisphere.