A science fiction magazine is a type of magazine that publishes stories about science fiction. Science fiction is a type of fiction, or made-up stories, that is based on ideas about the future and how technologies and science might be different from today. Science fiction may include robots, aliens, time travel, parallel universes, and other ideas that aren't real today. Science fiction magazines feature stories, illustrations and articles about science fiction worlds and characters. The stories can be funny, exciting, or sad, and often times readers can learn about new ideas or technology.