UNSC Meliboea is an Artemis-class battlecruiser (hull classification symbol: CB-136) that served in the UNSC Navy. Commissioned on July 23, 2539, Meliboea first saw action during the Battle of New Gladstone where it would assist in defeating the Covenant fleet by destroying its command ship. Commanded by Captain Erik Esben, the Meliboea and her crew would survive the Human-Covenant War, however, its fate is unknown as it was undergoing repairs above Mars when Earth was attacked by the Created.