Keystone shape with arms and legs spiraling out from the corners and stars labeled for Hercules.

EarthSky | Hercules the strong man and a large globular cluster

The constellation Hercules is located between the bright stars Vega in Lyra and Arcturus in Bo├Âtes. A famous klothopknown as M13located on Keystone, a asterism and Hercules. Map via Chelynne Campion. Hercules is the strong man of ancient mythology. He was a son of Jupiter who had to perform the famous twelve works. Astronomers know …

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