Cancer, the fourth sign of the zodiac, is symbolized by the crab. This water sign is deeply connected to the realm of emotions, intuition, and the cycles of the moon, which is Cancer's ruling planet.

Cancer, the crab, is the dimmest of the 12 zodiac constellations, yet it contains one of the brightest star clusters, the Beehive Cluster, as well as stars with orbiting planets, according to ...