Can the stars tell us where we should live?

Getty Images; Jenny Chang-Rodriguez/BI

If you've spent any time in the overlapping Venn diagram of astrology fanatics, wellness gurus, and millennials who browse Zillow for fun, then you've probably encountered whispers — or rather, full-blown TikToks — about astrocartography.

This niche brand of astrology, first developed in the 1970s by an American astrologer named Jim Lewis, is part of today's $2.3 billion psychic-services industry.

All you need is the date, time, and place of your birth...