Gorgon Gorgon In Greek mythology, a Gorgon (; plural: Gorgons, "Gorgon"/"Gorgo") is a mythical creature portrayed in ancient Greek literature. While descriptions of Gorgons vary across Greek literature and occur in the earliest examples of Greek literature, the term commonly refers to any of three sisters who had hair made of living, venomous snakes, as well as a horrifying visage that turned those who beheld her to stone. Traditionally, while two of the Gorgons were immortal, Stheno and Euryale, their sister Medusa was not and she was slain by the demigod and hero Perseus. The name derives from the ancient Greek
Medusa Nebula Medusa Nebula The Medusa Nebula is a large planetary nebula in the constellation of Gemini on the Canis Minor border. It is also known as Abell 21 and Sharpless 2-274. It was originally discovered in 1955 by UCLA astronomer George O. Abell, who classified it as an old planetary nebula. The braided serpentine filaments of glowing gas suggests the serpent hair of Medusa found in ancient Greek mythology. Until the early 1970s, the Medusa was thought to be a supernova remnant. With the computation of expansion velocities and the thermal character of the radio emission, Soviet astronomers in 1971 concluded