If astrology ever had a rockstar era, William Lilly was the headliner. 1600s England, and this guy was genuinely famous. Kings, generals, and ordinary people all wanted to know what he saw in the charts.
He started with nothing. Poor kid from the countryside, came to London, worked as a servant, married his employer's widow (which, okay, sorted out the money), then taught himself astrology obsessively. Within a few years he was the name everyone knew.
His big move was writing Christian Astrology in 1647. Doesn't sound wild, but it was. Almost everything serious back then was written in Latin, locked away from normal people. Lilly wrote it in plain English. Suddenly astrology wasn't just for scholars.
His specialty was horary astrology, which is honestly a beautiful idea: you bring a real question — where's my lost ring, will this marriage work, is my ship coming back — and he draws a chart for the exact moment you asked, and reads the answer there. The moment you care enough to ask becomes the data.
And then the famous part. In 1651 he published a cryptic illustration suggesting a great fire would hit London. Fifteen years later, the Great Fire of 1666 burned the city down. People freaked out. Parliament actually questioned him, not as a prophet but as a suspect, like maybe he'd arranged it to look good. He talked his way out of it.
Whatever you make of the predictions, the man's life is a hell of a story: a broke farm kid who turned the night sky into fame, influence, and a front-row seat to history.