Jupiter (mythology) practice of swearing by Jove to witness an oath in law courts is the origin of the expression "by Jove!"—archaic, but still in use. The name of the god was also adopted as the name of the planet Jupiter; the adjective "jovial" originally described those born under the planet of Jupiter (reputed to be jolly, optimistic, and buoyant in temperament). Jove was the original namesake of Latin forms of the weekday now known in English as Thursday (originally called "Iovis Dies" in Latin). These became "jeudi" in French, "jueves" in Spanish, "joi" in Romanian, "giovedì" in Italian, "dijous" in Catalan,
Jove Books western series novels, such as the Longarm (book series) franchise; among the last notable fantasy-fiction titles as an HBJ/Jove Book was the 1979 variant edition of Robert Bloch's collection "Pleasant Dreams", which varies in content from all previous editions (but like them, includes Bloch's fleshing out of an unfinished short story by Edgar Allan Poe, originally published as "The Light-House" in 1953). Jove Books Jove Books, formerly known as Pyramid Books, is an American paperback and eBook publishing imprint, founded as an independent paperback house in 1949 by Almat Magazine Publishers (Alfred R. Plaine and Matthew Huttner). The company was