Uranus (mythology) three one-hundred-handed giants the Hekatonkheires, and the one-eyed giants the Cyclopes. Uranus imprisoned Gaia's youngest children in Tartarus, deep within Earth, where they caused pain to Gaia. She shaped a great flint-bladed sickle and asked her sons to castrate Uranus. Only Cronus, youngest and most ambitious of the Titans, was willing: he ambushed his father and castrated him, casting the severed testicles into the sea. For this fearful deed, Uranus called his sons Titanes Theoi, or "Straining Gods." From the blood that spilled from Uranus onto the Earth came forth the Giants, the Erinyes (the avenging Furies), the Meliae (the
Pleiades (Greek mythology) or the loss of their siblings, the Hyades. In turn Zeus, the ruler of the Greek gods, immortalized the sisters by placing them in the sky. There these seven stars formed the star cluster known thereafter as the Pleiades. The Greek poet Hesiod mentions the Pleiades several times in his "Works and Days". As the Pleiades are primarily winter stars, they feature prominently in the ancient agricultural calendar. Here is a bit of advice from Hesiod: The Pleiades would "flee mighty Orion and plunge into the misty deep" as they set in the West, which they would begin to do