Cancer Constellation: Facts About the Crab
Cancer is visible in the Northern Hemisphere in the early spring. It can be seen in the Southern Hemisphere during autumn. The Cancer constellation occupies an area of 506 square degrees.
Cancer contains two Messier objects, a set of astronomical objects first in 1771 by French astronomer Charles Messier in 1771. Cancer’s most famous Messier object is M44, also known as the Beehive Cluster, which is a small star cluster that resembles a swarm of bees.