Prompt
"Generate an image of a book cover with the title 'Mostly Harmless' and the author 'Douglas Adams', featuring a humorous, science fiction-inspired design, with a predominantly Earth-like planet or a spaceship in the background, and a few characters resembling Arthur Dent, Ford Prefect, Trillian, and Random Dent in the foreground, in a style reminiscent of British science fiction book covers from the 1990s."
