In Greek mythology, Helen of Troy ( in Greek,, Helénē ), also known as Helen of Sparta, was the daughter of Zeus and Leda ( or Nemesis ), step-daughter of King Tyndareus, wife of Menelaus and sister of Castor, Polydeuces and Clytemnestra.

In Greek mythology, Tyndareus or Tyndareos () was a Spartan king, son of Oebalus ( or Perieres ) and Gorgophone ( or Bateia ), husband of Leda () and father of Helen, Castor and Polydeuces, Clytemnestra, Timandra, Phoebe and Philonoe.

She was the mother of Helen ( Ἑλένη ) of Troy, Clytemnestra ( Κλυταιμνήστρα ), and Castor and Pollux ( Κάστωρ καὶ Πολυδεύκης, also spelled Kastor and Polydeuces ).

Polydeuces was granted immortality by Zeus, and further persuaded Zeus to share his gift with Castor.

Herodes Atticus was the teacher of three notable students who were Achilles, Memnon and Polydeuces ( Polydeukes ).

The name Polydeuces was approved by the IAU Working Group on Planetary System Nomenclature on January 21, 2005.

The site of the Academy was sacred to Athena and other immortals ; it had sheltered her religious cult since the Bronze Age, a cult that was perhaps also associated with the hero-gods the Dioscuri ( Castor and Polydeuces ), for the hero Akademos associated with the site was credited with revealing to the Divine Twins where Theseus had hidden Helen.

The constellation was named for the twins, Castor and Polydeuces, who sometimes raided cattle.

The Cassini mission, which arrived at Saturn in the summer of 2004, initially discovered three small inner moons including Methone and Pallene between Mimas and Enceladus as well as the second Lagrangian moon of Dione — Polydeuces.

Menestheus is reportedly assisted by Castor and Polydeuces of Sparta, who want to reclaim their sister Helen from her first husband Theseus.

Menestheus is reportedly assisted by Castor and Polydeuces of Sparta, who want to reclaim their sister Helen from her first husband Theseus.

Menestheus is reportedly assisted by Castor and Polydeuces of Sparta, who want to reclaim their sister Helen from her first husband Theseus.

Menestheus is reportedly assisted by Castor and Polydeuces of Sparta, who want to reclaim their sister Helen from her first husband Theseus.

Castor and Polydeuces | Castor and Pollux ; copy of an antique statue by Joseph Nollekens, Victoria and Albert Museum

However, he is prevented by the miraculous intervention of the demi-gods Castor and Polydeuces, brothers of Helen and the sons of Zeus and Leda.

Of the four known Lagrangian co-orbitals in the Saturn system (' trojan moon '), Polydeuces wanders the farthest from its Lagrangian point: its distance behind Dione varies from 33. 9 ° to 91. 4 ° with a period of 790. 931 days ( for comparison, trails Dione by 60 °).

* Polydeuces Profile by NASA's Solar System Exploration

In Lacedaemon the Trojans are entertained by the sons of Tyndareus, Castor and Polydeuces, and by Menelaus, who then sets sail for Crete, ordering Helen to furnish the guests with all they require.

The reverse shows Castor and Polydeuces on horseback.

The following fragment of a hymn to Castor and Polydeuces ( the Dioscuri ) is possibly another example of this though some scholars interpret it instead as a prayer for a safe voyage.

According to later Greek mythology, Leda bore Helen and Polydeuces, children of Zeus, while at the same time bearing Castor and Clytemnestra, children of her husband Tyndareus, the King of Sparta.

Of course, though Zeus no longer marries, he still has affairs with many other women, such as Semele, mother of Dionysus, Danae, mother of Perseus, Leda, mother of Castor and Polydeuces and Helen, and Alkmene, the mother of Heracles, who married Hebe.

The trojan moons are Telesto and Calypso, which are the leading and following companions, respectively, of Tethys ; and Helene and Polydeuces, the leading and following companions of Dione.

Compare with Castor and Polydeuces ( the Dioscuri ) of Greece, and with Romulus and Remus of Rome.

As the runic inscription (" far from home ") indicates, the twins are cited here as the Dioscuri, helpers at voyages such as Castor and Polydeuces.

In Greek and Roman mythology, Castor and Pollux or Polydeuces were twin brothers, together known as the Dioscuri.

In one victory ode, celebrating Glaucus of Carystus, a famous boxer, Simonides declares that not even Heracles or Polydeuces could have stood against him — a statement whose impiety seemed notable even to Lucian many generations later.

Polydeuces beat him in a boxing match when the Argonauts passed through Bithynia.

In Greek mythology, fraternal twins Castor and Polydeuces, and Heracles and Iphicles, are sons of two different fathers.

One of the twins ( Polydeuces, Heracles ) is the illegitimate son of the god Zeus ; his brother is the son of their mother's mortal husband.

According to the usual version, from one egg, Polydeuces ( Pollux ) and Helen were the children of Zeus ; from the other, Castor and Clytemnestra were the children of Tyndareus.

He and Lynceus loved Hilaeira and Phoebe and fought with their rival suitors, Castor and Polydeuces, killing the mortal brother Castor.

Castor and Polydeuces are sometimes both mortal, sometimes both divine.

One consistent point is that if only one of them is immortal, it is Polydeuces.

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Castor and Polydeuces abducted and married Phoebe and Hilaeira, the daughters of Leucippus.

It was over an hour before their escape was discovered, but still the news that Barton was free flashed across the central portion of the state.

Forced to realize that this was the end of a very short line I scanned a road marker and discovered what the end of a slightly longer line would be for the old Mexican: Moriarty, New Mexico.

That such deficiencies existed within Ptolemy's theory was not discovered de novo by Copernicus.

Although after much trouble he did manage to get it back, he discovered there was no trade to be had.

In all the talk of feudal rights, the knights and bishops must never forget the woolworkers, nor was it easy to do so, for all along the road to Italy they passed the Florentine pack trains going home with their loads of raw wool from England and rough Flemish cloth, the former to be spun and woven by the Arte Della Lana and the latter to be refined and dyed by the Arte Della Calimala with the pigment recently discovered in Asia Minor by one of their members, Bernardo Rucellai, the secret of which they jealously kept for themselves.

In summary, Brooks Adams felt that the nature of history was order and that the order so discovered was as much subject to historical laws as the forces of nature.

He was outraged by the book and announced that he had discovered fifty technical errors in its account of church practices.

The reporters had not yet discovered that this was his hideaway.

When he showed this model as his `` solution '' as to how the Howe sewing machine operated, he was told he was `` wrong '', and discovered to his amazement that the Howe Machine, which was unknown to him in detail, used two threads while the one that he had perfected used only one.

He never rested until he discovered who the culprit was, and when he did, he vowed vengeance on Viola Lake if ever the chance came his way.

Final ratings were made on the basis of a point system which was developed after studying the distributions of actual behaviors recorded and assigning weight values to each type of behavior that was deviant from the discovered norms.

Let us put to ourselves the hypothesis that we had not come on the scene and that the rabbit never was discovered.

Early in her life she had discovered that where there were men, there was money, and with the two came luxury and liquor.

Hudson pointed the Discovery down the east coast of the newly discovered sea ( now called Hudson Bay ), confident he was on his way to the warm waters of the Pacific.

The shortage was discovered after Huff failed to report for work on Sept. 18.

And so I was really upset the first time I discovered that my boy friend Johnnie was seeing Mrs. Warren.

His heart, he discovered, was pounding.

They lay months away from the nearest Earth star by jump drive, and no one knew what they were good for, although it was felt that they would probably be good for something if it could only be discovered -- much like the continent of Antarctica in ancient history.