The phrase has been used in both fictional and nonfictional literature. A documentary is a nonfictional film or video production. Journals, photographs, textbooks, travel books, blueprints, and diagrams are also often considered nonfictional. As of 2013, it has been confirmed that four (nonfictional) extrasolar planets orbit the star. He also planted nonfictional newspaper stories about new sightings of the Devil. He wrote "Toward the Flame" (1926), a nonfictional account of his experiences in the war.