May 28

Vanishing Light: Solar Eclipses & Occult Power

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The soldiers were in mid-battle when the sky went dark.

It was May 28, 585 BC, on the banks of the River Halys in what is now central Turkey, when the armies of King Alyattes of Lydia and King Cyaxares of Media continued their bloody, fifteen-year war—a grinding, inconclusive conflict over control of Anatolia that had seen the deaths of hundreds on both sides. And this morning, the war raged on. However, at around noon, men from both sides of the conflict began to notice a strange anomaly in the skies above: the sun had mysteriously begun to vanish.

Soon, the moon’s shadow crept across the face of the sun and the sky was black. To the bewilderment of all, the stars became visible; the temperature dropped; birds went silent. It could only be a sign from some very angry gods. And so, the men laid down their weapons. Fearing a punishment in the afterlife far worse than death by a blade, the armies made peace and went home.

Herodotus, writing a century later, recorded both the eclipse and the remarkable fact that preceded it: a philosopher named Thales of Miletus had actually predicted it—and not just in vague terms; he had accurately fixed the year and time of the sun’s disappearance. For the first time in recorded history, a human being had looked at the mathematical patterns of the cosmos and predicted when the sky would go dark.

Many centuries later, Isaac Asimov would call the event "the birth of science." But it was also, as we shall see, something considerably older.

On the Edge of Two Worlds

Thales of Miletus is often considered one of the first, if not the first, Western philosopher—the man who, in the standard history of ideas, began the project of explaining the natural world through reason rather than myth. He is famous for the proposition that everything is ultimately made of water, which sounds naïve until you realize he was attempting to identify a single underlying principle of matter four centuries before atomism and two and a half millennia before chemistry. He is also remembered as the man who measured the height of the Egyptian pyramids by their shadows.

Yet Thales stood at the exact threshold between the old world and the new. He wasn’t simply a proto-scientist who happened to make a correct astronomical prediction; he was a figure formed at the intersection of the Greek, Egyptian, and Babylonian intellectual traditions—a man who had studied in Egypt, who was deeply familiar with Babylonian astronomical records, and who understood that the regularities observable in the sky were, in fact, a form of natural law. By Thale’s era, the Babylonians had already been tracking eclipse cycles for centuries—their Enuma Anu Enlil, the great omen series, catalogued thousands of celestial events and their terrestrial consequences. Likewise, the Saros cycle—the 18-year, 11-day period after which eclipses repeat in similar patterns—was known to Babylonian astronomers by 700 BC.

Thales, who learned from Egyptian surveyors and had access to Babylonian records, almost certainly used this knowledge. But the crucial point is this: for the Babylonians, the astronomical and the astrological were not separate disciplines. To track the eclipse cycle was simultaneously to track the pattern of divine omens. The great text Enuma Anu Enlil already claimed that a solar eclipse could foretell the death of a king—but only if Jupiter was not visible at the moment of totality; if Jupiter appeared, the king was safe. The conditions were always precise, technical, and deeply magical, making ancient astronomy the language in which the gods spoke; additionally, mathematics was its grammar.

What happened on the Halys River in 585 BC was, in this sense, the last great moment of the undivided world—the moment before science and magic went their separate ways. An eclipse that had been predicted by a rational method was interpreted as a divine omen that ended a war. Both things were true simultaneously. The calculation and the cosmic sign were the same event, seen from two angles.

Across the Aeons

No natural phenomenon has generated more consistent cross-cultural terror—and more consistent occult interpretation—than the total solar eclipse. The common thread running through every tradition is the same: the sun, which is the source of light, warmth, life, and divine order, has been attacked, consumed, wounded, or temporarily withdrawn. The world has been shown its own fragility, and ritual intervention is the only solution.

In ancient Egypt, the solar eclipse was understood as the moment when the primordial serpent Apep—Apophis, the chaos-serpent who swam through the Duat each night trying to swallow Ra’s solar barque—had briefly appeared victorious. To counter that energy, Egyptian priests took to their temples to perform emergency rituals during eclipses: the recitation of spells from the Books of Overthrowing Apep, the burning of effigies of the serpent, the sounding of drums and sistrums to drive the darkness back. To the ancient Egyptians, an eclipse was not a natural spectacle to be watched; it was, quite seriously, a crisis to be managed. In a somewhat related way, the Vedic tradition believed an eclipse was caused by Rahu—the severed head of the demon Svarbhānu, who had stolen a sip of divine amrita and was decapitated by Vishnu before he could swallow it. His head, immortalized by the amrita already in his throat, periodically takes revenge by swallowing the sun. (The astrological nodes—Rahu (north node) and Ketu (south node)—are shadow planets in Hindu astrology known as “sin eaters” and are specifically associated with eclipses; transits of these nodes are considered among the most charged and transformative in the system.) Here, the eclipse is a wound in the solar current, and viewed as a period of purification and care.

The Norse tradition gave the eclipse to Sköll—one of two wolves (the other being Háti) who perpetually chase the sun and moon across the sky. Only at Ragnarök, could Sköll finally catch the sun and swallow it. And so, within this mythology, every eclipse is a rehearsal for the end of the world—a moment when the wolf’s jaws close and the light almost goes out.

Ultimately, the Hermetic tradition synthesized all of this into a single symbolic framework: the sun, in Hermetic cosmology, is the heart of the solar system in the most literal possible sense—the Sephirah Tiphereth on the Tree of Life, the center of balance between the pillars of Mercy and Severity, the sphere of the solar consciousness and the higher self. Tiphereth is the sphere of beauty, of sacrifice, of the Knowledge and Conversation of the Holy Guardian Angel. It is also, in the Kabbalistic tradition, the sphere of the sacrificed god—Osiris, Christ, any divine figure who descends into darkness and returns transformed.

The solar eclipse, in this framework, is not an accident of celestial mechanics but a recapitulation of the central mystery of the tradition: the light that goes into darkness and comes back changed.

The Age of Aquarius

Twenty-four hundred and eighty-five years after Thales’ eclipse stopped a war, May 28, 1900 produced another total solar eclipse—and this one swept across the American South in the spring of 1900, at one of the most charged moments in the history of the Western esoteric tradition. The path of totality entered the United States over New Orleans, swept north and east through Alabama, Georgia, and the Carolinas, and exited over Norfolk, Virginia. The Smithsonian Institution dispatched a full scientific expedition to Wadesboro, North Carolina determined to photograph the solar corona for the first time, while even the British Astronomical Association sent its own team.

Meanwhile, in London, the Hermetic Order of the Golden Dawn was in the final stages of its most violent internal crisis. In April 1900—just weeks before the eclipse—the so-called Battle of Blythe Road had played out: Aleister Crowley, acting under MacGregor Mathers’ instruction, had attempted to seize the Isis-Urania Temple’s premises in London, been repelled by W.B. Yeats and a committee of initiates, and the Order had fractured irreparably. Mathers, in Paris, was sending astral thought-forms against his former colleagues. Crowley was preparing to leave for Mexico, where he would spend the next year in intensive magical retreat; Florence Farr was exhausted and disillusioned; and Yeats was writing the poems that would become The Wind Among the Reeds—some of the most charged occult lyric poetry in the English language.

The occult practitioner reading these events through the Hermetic lens would note the alignment with characteristic seriousness: a total solar eclipse in the year of the Golden Dawn’s dissolution. Tiphereth—the sphere of the sacrificed and resurrected solar principle—momentarily extinguished over the continent where the next century’s magical tradition would largely unfold. The light going into darkness before the great transformation.

Whether or not you accept the astrological reading, the symbolic resonance is difficult to ignore: the old order of Western esotericism was dying, and the sky chose that year to dramatize the death of the sun.

What both eclipses share across the centuries is the quality of the liminal: the eclipse is the ultimate threshold event, the moment when the categories that organize ordinary experience—day and night, light and dark, safety and danger, the known and the unknown—collapse into a single impossible point. It is noon and it is midnight. The stars are out and the sun is still there, just hidden. Esoteric and occult traditions have always understood the liminal as the sacred. Thresholds, crossroads, the hours between night and day, the tides between flood and ebb—these are the moments when the membrane between worlds thins, when the ordinarily invisible becomes accessible, when the practitioner who is paying attention can reach through to what lies behind the surface of things. Hecate’s crossroads. Midnight’s witching hour. The space between heartbeats. A twilight zone, as it were.

The total solar eclipse simultaneously represents all of these, written in the heavens by the gods themselves. It only lasts minutes, and is visible from a path only fifty to a hundred miles wide. It cannot be predicted by casual observation—only by the patient accumulation of astronomical records across generations, the kind of long view that only a tradition can take. Thales could predict the eclipse because the Babylonians had been watching the sky for four hundred years before him. The 1900 eclipse could be predicted to the second because the laws of Newton (another closeted occultist) had been applied to centuries of observations.

In both cases, the prediction didn’t diminish the eclipse but, rather, deepened it. Knowing it was coming made the darkness more charged, not less. The soldiers on the Halys River dropped their weapons not because they were ignorant, but because they recognized the sky’s authority; they were under the watchful eyes of the gods. Likewise, the Golden Dawn adepts watching the sun go dark over America in 1900 didn’t dismiss it as mechanics; they read it, as their tradition had always taught them to read the sky: as a harbinger of changes, and of things to come.

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