Leo is one of the twelve constellations associated with a zodiac sign, it can be found in the northern sky and is really easy to identify. It is one of the biggest and oldest constellations of the sky. It was classified in the 2nd century by Greek astronomer, Ptolemy, just like all of the other zodiac constellations.
The Persians called the constellation as Ser or Shir, the Turks called it Artan, the Jewish called it Arye, the Indians called it Simha, and the Syrians called it Aryo. All of these names mean lion. The constellation represents a lion and is usually linked with the Nemean lion from Greek mythology. The lion/beast in Greek mythology was killed by Heracles. The lion was placed on the sky because