In "Legacy," Schmitz explores themes related to interstellar travel, alien encounters, and the mysteries of deep space. The story likely follows the adventures of characters who uncover a hidden legacy left behind by a long-lost civilization or encounter artifacts with profound implications for the future of humanity. As with much of Schmitz's work, "Legacy" may feature elements of adventure, exploration, and speculative technology, offering readers an imaginative journey into the possibilities of space exploration and the complexities of the universe.