Mythology of Pegasus
Pegasus, was the son of Neptune and Medusa, sprang from the blood of Medusa when it dropped into the sea after her head had been severed by Perseus. Pegasus appears again and again throughout mythology, he was captured by Bellerophon at the water of his fountain and ridden by him when he killed Chimaera. Pegasus became the thundering horse of Zeus which is why he appears among the stars