The Foundation and Earth series

The "Foundation and Earth" series by Isaac Asimov is a science fiction saga that follows the efforts to preserve knowledge and humanity’s future across a vast galactic empire. It centers on Hari Seldon’s development of "psychohistory," a mathematical way to predict societal trends, allowing a select group to guide civilization through impending chaos. The series explores themes of destiny, technology, and the rise and fall of civilizations as characters search for Earth—the legendary human origin planet—while navigating political intrigue, advanced science, and ethical dilemmas in a distant future.