Northwest of Earth by C. L. Moore is a landmark collection of classic science fiction stories featuring the legendary space adventurer Northwest Smith, one of the earliest and most influential antiheroes in the genre. Originally published in the pages of Weird Tales magazine during the 1930s, these stories blend science fiction, fantasy, horror, and pulp adventure into a richly atmospheric vision of the Solar System. The Golden Age Masterworks edition brings together thirteen of Moore's finest Northwest Smith tales, preserving one of the foundational works of modern space opera.

Set across the deserts of Mars, the jungles of Venus, and the shadowy frontier settlements of space, the stories follow the smuggler and outlaw Northwest Smith as he encounters ancient alien civilizations, mysterious gods, seductive supernatural beings, and cosmic horrors. Moore's lyrical prose, psychological depth, and imaginative world-building distinguished her work from much of the pulp fiction of her era, influencing generations of writers including Ray Bradbury, Leigh Brackett, and others. The collection remains celebrated for its fusion of adventure, romance, and dark fantasy with sophisticated storytelling that still resonates with readers today.