Tags: Planet.
(45) Eugenia I Petit-Prince is the larger outer moon of asteroid 45 Eugenia. It was discovered in 1998 by astronomers at the Canada-France-Hawaii Telescope on Mauna Kea Hawaii. Initially it received the provisional designation S/1998 (45) 1. Petit-Prince was the first asteroid moon to be discovered with a ground-based telescope. Previously the only known moon of an asteroid was Dactyl discovered by the Galileo space probe around 243 Ida.