Lensman

Lensman is a science fiction series created by American author E. E. "Doc" Smith. The series chronicles the long and epic struggle between the Lensmen, an organization dedicated to preserving civilization and freedom across the galaxy, and various forces of evil, most notably the mental pirates known as the K'tharr. The Lensmen are characterized by their use of the Lens, a powerful psionic artifact that grants them enhanced mental abilities, including telepathy, telekinesis, and the ability to project mental force. The story is told from multiple perspectives, often following individual Lensmen as they undertake dangerous missions and confront escalating threats.

The overarching narrative of the Lensman series spans thousands of years and encompasses vast interstellar distances. It begins with a focus on Earth and its burgeoning spacefaring capabilities, gradually expanding to encompass numerous alien species and civilizations. The Lensmen themselves are drawn from diverse backgrounds, united by their dedication to justice and their commitment to protecting the galaxy from those who would exploit or destroy it. The series is known for its grand scope, its exploration of advanced technology and psionic powers, and its clear-cut morality, presenting a classic battle between good and evil. The Lensman saga is considered a foundational work in the space opera subgenre of science fiction.