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Castor

Greek mythology

Castor

Mortal twin of the Dioscuri, horseman and Argonaut

Mythology
Greek mythology
Parents
Leda · Zeus
Siblings
Pollux · Clytemnestra · Helen
Group
Heroes · Argonauts

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Castor is one of the twin Dioscuri, brother to Pollux and famed for taming horses, who sails with the Argonauts in quest of the Golden Fleece. When he is slain in battle, his immortal brother refuses to live without him. Zeus grants their wish to share one fate, and the inseparable brothers are placed in the heavens as the constellation Gemini.

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Real episode from the app

Leda and the Swan

Chapter 1

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Frequently asked questions

Who is Castor?
Castor is one of the twin Dioscuri, brother to Pollux and famed for taming horses, who sails with the Argonauts in quest of the Golden Fleece. When he is slain in battle, his immortal brother refuses to live without him.
Which mythology does Castor belong to?
Castor belongs to Greek mythology.
Which stories does Castor appear in?
Castor appears in Leda and the Swan, Jason and Medea, told as chaptered audio dramas in MythologyNow.
Cite this page
APAMythologyNow. (2026). Castor. https://www.mythologynow.app/en/gods/castor
MLA"Castor." MythologyNow, 2026, https://www.mythologynow.app/en/gods/castor.
ChicagoMythologyNow. "Castor." Accessed 2026. https://www.mythologynow.app/en/gods/castor.

Listen to the stories of Castor

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