Andromeda

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A girl is chained to a rock at the edge of the sea, the tide rising, the kingdom behind her ruined, a monster coming through the water for her. That is the image the whole story narrows to, and the one painters returned to for two thousand years. Andromeda is a figure of Greek myth: a princess offered to a sea-monster as the price of her mother’s pride, rescued at the last moment by the hero Perseus, and afterward set among the stars as the constellation that still bears her name. In the oldest tellings she is the daughter of Cepheus and Cassiopeia, rulers of a kingdom the sources place in the east or in Aethiopia — a vague, half-legendary elsewhere rather than a fixed map point.

A chain of cause

The story is built as a sequence of consequences, each one the answer to the act before it. It begins with a boast. Cassiopeia claimed that she, or her daughter, was more beautiful than the Nereids, the sea-nymphs who are the daughters of Nereus, the old man of the sea. The claim was an offense not against a single rival but against the deep itself: the Nereids carry their complaint to Poseidon, who governs the water their boast had slighted, and he answers the insult on the scale of his element. He sends a flood and a monster, Cetus, to ravage the coast — the punishment fitted to the crime, the sea rising against the queen who had set herself above the creatures of the sea.

The ruined kingdom does what ruined kingdoms do in Greek story: it consults an oracle. The answer is precise and terrible. The land will be spared only if Andromeda is given to the beast. The crime was the mother’s; the price is the daughter’s. Cepheus, bound by the oracle and by the wreckage of his coast, has his daughter chained to a rock at the shore and left there for the monster — in the tellings, exposed, naked, fixed in place, unable to flee. The chain that holds her is the visual heart of the whole myth, and it survives into every later version: in the sky she is shown still bound, and even Roman tourists at Joppa were once shown the rock and the marks the chains were said to have left.

Then the rescue arrives from an unexpected quarter — not by sea, against which nothing could be done, but through the air. Perseus is returning from his own errand with the severed head of Medusa in his wallet, flying the long way home, when he sees the bound woman below and at first, the poets say, takes her for a statue. He strikes a bargain with her parents for her hand and kills the monster. The sources do not agree on how. In some he runs it through with the sword; in others he lifts the petrifying head of the Gorgon and turns the creature to stone with its gaze — the same weapon, in that version, that will undo his enemies at the wedding. The two kills are not a contradiction so much as two strata of a story told for a thousand years, the older heroic blow and the later, more uncanny one that ties the rescue back to the quest that armed him.

The wedding that should have closed the tale opens its last act. Andromeda had been promised, before the disaster, to Phineus — her uncle in the fullest accounts, her father’s brother — and the slighted suitor arrives at the feast with an armed party to claim her. The hall erupts. Perseus, outnumbered, raises the Gorgon’s head a final time, and the banquet freezes mid-motion: spear-arms locked, faces fixed in the act of shouting, the whole wedding party turned to stone where it stood. The marriage stands. Andromeda goes with Perseus to Argos and the Argolid — back to the homeland of his mother Danaë, the woman set adrift in a chest who began his story as Andromeda’s rescue ends it. In the genealogies she bears him a line of sons, among them Perses, from whom a later tradition traced the Persians, and Electryon, reckoned the grandfather of Heracles — so that the rescued princess becomes an ancestress of the greatest of the Greek heroes.

The textual life

The episode is told across the whole span of classical literature, but never once in full by the earliest poets; it is assembled, like much of the Perseus saga, out of strata that do not all agree. Sophocles and Euripides each made it a tragedy. Both plays are lost, surviving only in fragments, but Euripides’ Andromeda, first produced in 412 BCE, was famous enough to be parodied the next year by Aristophanes — the chained heroine on the rock, calling out at dawn, was a scene the Athenian audience knew well. The connected narrative in the shape every retelling now assumes is the work of the later mythographers and poets, and its best-known narration is Ovid’s Metamorphoses, where the Andromeda rescue stands beside the petrifaction of the Titan Atlas into the mountain range that bears his name — the rescue, the bargain, and the petrified wedding all given their most quoted form. The full source stratigraphy — which detail belongs to which century, which poet, which vase — is gathered in Timothy Gantz’s Early Greek Myth, the standard modern compendium for the archaic and classical evidence.

The geography drifts with the tellers. The kingdom is Aethiopia in the oldest strain — for the Greeks a name for the lands at the edge of the world, south of Egypt, more a direction than a place. By the Roman period the story had been pinned to a real coast: Conon set it at Joppa, the harbor town the Romans called Iope and the modern world calls Jaffa, on the Levantine shore. Pliny the Elder reports that the bones of the sea-monster itself were brought from Joppa to Rome and exhibited — a ribcage forty feet across — and that the rock by the town still bore the marks of Andromeda’s chains. A myth had acquired a relic and a tourist stop, the half-legendary elsewhere given a pier and an admission.

In painting the scene was a fixed favorite from early on. The Romans loved it: one of the finest survivals is the wall painting of Perseus and Andromeda from the imperial villa at Boscotrecase, near Pompeii, made soon after 11 BCE, where the chained princess stands small in a wide blue-green landscape with the monster rearing toward her and, in the upper corner, the happy ending already sketched in — Perseus greeted by her grateful father. It is among the most admired landscape paintings to survive from antiquity, and a Pompeian house copied its composition a generation later, so that the same charged moment was painted twice within living memory. The panel is now in the Metropolitan Museum of Art. The subject never went away. The chained woman and the descending hero gave later European painters a scene that combined a nude, a monster, a rescue, and a sky — Titian, Veronese, Rubens, Rembrandt, and Delacroix all took it up — and it remained one of the standard occasions for the heroic nude well into the nineteenth century.

Among the stars

In the sky, Andromeda is one of the constellations cataloged by the astronomer Ptolemy in the second century, set among the figures of her own legend: Perseus beside her, Cepheus and Cassiopeia her parents nearby, the sea-monster Cetus below, and the winged horse Pegasus joined to her by a shared corner star — so that the whole family is laid out overhead as a single linked tableau. The grouping is older than Ptolemy’s catalog. The figure appears in Aratus’s Phaenomena in the third century BCE, and the myth that explains the star-pattern is preserved in the handbook of astral mythology that goes under the name of Eratosthenes, the Catasterismi, and in the De Astronomia of Hyginus, librarian to Augustus. In that account it is Athena who sets Andromeda among the stars, laying her out with her arms still flung wide as they were when she stood bound to the rock — the rescue’s beginning fixed in the sky as a memorial of its end. The pose is legible in the constellation itself: a sprawled figure, arms outstretched, her feet pointing toward Perseus and her head toward Pegasus. The placement followed the same logic that set other heroes and victims in the heavens — Orion the hunter raised after his death, the whole apparatus of catasterism by which a story becomes a star-figure. The Roman poet Manilius narrated the whole rescue at length in his Astronomica, hanging the story on the star-figure and reading the rising and setting of these constellations for the fortunes they were thought to cast, in the technical idiom that astrology and astronomy shared long before the two were distinguished. These ancient constellation-myths are now read together in Robin Hard’s translation of Constellation Myths, which gathers the surviving Eratosthenic summaries with Hyginus and Aratus.

The constellation gave its name, much later, to the object that now carries it into common speech. Within Andromeda’s bounds lies a faint smudge the unaided eye can just catch on a dark night. The Persian astronomer Abd al-Rahman al-Sufi recorded it in his Book of the Fixed Stars around 964, calling it a little cloud — the earliest known written notice of what would later prove to be a galaxy beyond the Milky Way, drawn in his manuscript as a scatter of dots near the figure. Simon Marius, turning a telescope on it in 1612, said it looked like a candle seen through horn. Only in the twentieth century was it established as a separate stellar system, and by then it had a name ready-made: the Andromeda Galaxy, the great spiral nearest our own. The name is thus an inheritance from the myth by way of the star-figure and the smudge that happened to fall inside it — not from any ancient claim about the thing itself.

What the figure carried

What Andromeda meant, for those who told and retold the story, is harder to fix than the plot. Greek myth is reticent about its own meanings, and the chained princess was read in many ways across the centuries. The plainest reading is the one the early sources offer in their silence: a tale of fate and rescue, the arbitrary catastrophe and the deliverance that comes from the sky. A moralizing strain made her mother’s boast the lesson — vanity punished, the parent’s pride paid for in the child — and the same impulse that fixed Cassiopeia upside-down in the heavens read the whole sequence as a warning. The medieval allegorists went further still. In the fourteenth-century Ovide moralisé, the chained woman became the Church bound by persecution, the monster the demonic force of heresy, and Perseus with the head in his hand a figure for Christ delivering the faithful; in the same centuries the bare shape of the story — maiden, monster, rescuer — passed almost intact into the legend of Saint George and the dragon. Later esoteric readers bent the image toward the soul: the spirit chained to matter at the world’s edge, awaiting a deliverer who descends from above.

Those readings belong to their readers more than to the early sources, which simply tell what happened and leave the rest to the listener — a girl on a rock, a monster in the water, a man in the air, and afterward a pattern of stars in which the whole family is chained together overhead.

→ Related: Orion · Hydra · Perseus · Cassiopeia · Ptolemy · Nereus · Danae · Atlas · Astrology