Agent of Vega is a science fiction novel by James H. Schmitz, 1960. Like the Foundation series, it is a collection of stories that originally appeared separately in magazines. It was republished in 2001 as Agent of Vega & Other Stories. The tale began in 1949 as a longish short story published in the SF magazine Astounding. In 1960 it appeared as a book, along with three loosely related stories set in the same time and context: The Illusionists; The Truth About Cushgar; The Second Night of Summer.