"Marooned off Vesta" is a science fiction short story by American writer Isaac Asimov. It was the third story he wrote, and the first to be published. Written in July 1938 when Asimov was 18, it was rejected by Astounding Science Fiction in August, then accepted in October by Amazing Stories, appearing in the March 1939 issue. Asimov first included it in his 1968 story collection Asimov's Mysteries, and subsequently in the 1973 collection The Best of Isaac Asimov.