Ü     Celestial Atlas     Þ Ursa Major: The Great Bear (possessive form Ursae Majoris, abbreviation UMa) Constellations Bordering Ursa Major (tba) Ursa Major is one of the 48 ancient constellations recorded by Ptolemy. Map of Ursa Major Modified version of Wikimedia Commons map by Torsten Bronger Stars in Ursa Major