If you loved the vast cast of characters—Daniel Waterhouse, Isaac Newton, Jack Shaftoe, Eliza, and many others—in The System of the World, you'll find Quicksilver just as rewarding. The novel throws you into the swirl of European intellectuals, alchemists, and rogues, following their intertwining lives through the birth of modern science and political upheaval. Each character's unique perspective enriches the tapestry of the era.

If the meticulously crafted Restoration-era England and the intricate societies of The System of the World drew you in, Jonathan Strange & Mr Norrell will delight you with its lushly detailed alternate history. Clarke immerses you in a world where magic is being revived, complete with footnotes, invented texts, and a fully realized magical and political landscape.

If you enjoyed the way The System of the World explored big philosophical questions through the eyes of scientists and thinkers, you'll love Anathem. Stephenson crafts a society of cloistered scholars who grapple with metaphysics, the nature of reality, and the boundaries of knowledge, all while embroiled in a sweeping intellectual and existential quest.

If you appreciated the interwoven plotlines—spanning science, espionage, and royal intrigue—in The System of the World, Cryptonomicon will captivate you. The novel masterfully connects WWII codebreakers with present-day tech entrepreneurs, blending cryptography, war, and family secrets into a sophisticated narrative puzzle.

If you relished the intellectual depth and historical accuracy of The System of the World, Stephen Baxter’s The Baroque Cycle Companion (while a nonfiction companion, not a novel) offers fascinating background on the scientific discoveries, personalities, and broader context that shaped the era. It’s ideal for readers who crave more insight into the intellectual ferment that Stephenson dramatizes.