This collection investigates the historical roots of American science fiction by examining how 19th-century authors engaged with emerging scientific and technological advancements. H. Bruce Franklin, a scholar of American literature, provides a critical framework that positions these early narratives as foundational texts for the genre. By pairing original essays with primary source stories, the book argues that science fiction is an essential lens through which to view the evolution of American cultural and intellectual history.

Scholars and critics frequently cite this work as a foundational text for the academic study of science fiction history. Readers often note the scholarly density of the prose, which effectively bridges the gap between literary analysis and genre history.