Space literature refers to a genre of writing that explores themes related to outer space, including science fiction stories about planets, aliens, and space travel. It often delves into the possibilities of life beyond Earth, the challenges of living in space, and the impact of technology on humanity. This genre includes novels, short stories, and poetry, with notable authors like Arthur C. Clarke and Isaac Asimov contributing significantly to its popularity. Space literature not only entertains but also encourages readers to think critically about the universe and our place within it.