Science Fiction · Alternate Realities

3 hand-picked science fiction and alternate realities books curated by NextBookAfter.

Science FictionAlternate Realities
Cover of The Gone World

The Gone World

If Spin's cosmic membrane left you pondering humanity's fragile legacy amid indifferent stars, you'll devour The Gone World's fractured timelines and quantum horrors that echo that same philosophical depth. Wilson's elegant blend of hard sci-fi and intimate character arcs hooked you with slow-burn revelations—Sweterlitsch ramps it up with apocalyptic visions and moral ambiguity that crush with emotional authenticity. Share if you're craving more speculative wonders that probe the human condition without holding back.

Cover of The Gone World

The Gone World

If Asimov's temporal mechanics made you debate free will until 3am, Tom Sweterlitsch's quantum-inspired causality will reignite that obsession. The Gone World offers branching realities as logical puzzles, not plot devices—delivering the same uncompromising rigor and philosophical stakes that made The End of Eternity essential for readers who solve narratives like equations.

Cover of The Space Between Worlds

The Space Between Worlds

For fans of Dark Matter's multiverse thrills and identity explorations, this delivers a fresh twist on parallel worlds with high-stakes traversal and personal reckonings, blending sci-fi action with deep emotional and social commentary.