In 2012, an exoplanet designated Omicron Ursae Majoris Ab and orbiting the primary at 3.9 astronomical units, was found. This gas giant (4.1 times as massive as Jupiter) completes an orbit in 1630 days.

citation

Wikipedia contributors. (2024, July 18). Omicron Ursae Majoris. In Wikipedia, The Free Encyclopedia. Retrieved August 12, 2024, from https://en.wikipedia.org/w/index.php?title=Omicron_Ursae_Majoris&oldid=1235278917

Omicron Ursae Majoris (Wikipedia) Omicron Ursae Majoris (ο Ursae Majoris, abbreviated Omicron UMa, ο UMa), formally named Muscida /ˈmjuːsɪdə/, is a star system in the northern circumpolar constellation of Ursa Major. It has an apparent visual magnitude of +3.35 and is located at a distance of around 179 light-years (55 parsecs) from the Sun. In 2012, an exoplanet designated Omicron Ursae Majoris Ab was found to be orbiting the primary.