When Hercules was fighting the Lernaean Hydra as the second of his Twelve Labors, Hera sent a huge crab to assist the Hydra by snapping at Hercules’ heels. Hercules crushed the crab and Hera placed it in the heavens as the constellation Cancer.
Cancer Constellation Points of Interest
Interesting Objects in the Constellation Cancer
Bright Stars in Cancer
These are no stars in Cancer with a magnitude of 3.0 or brighter.