Union Olimpija is a professional basketball club based in Ljubljana, Slovenia. Founded in 1946, the team has a rich history and is one of the most successful clubs in the country, winning numerous national championships and cups. They play their home games at the Stozice Arena, which has a capacity of around 12,500 spectators. The club competes in various leagues, including the Adriatic League and the Slovenian League. Union Olimpija has also participated in European competitions, showcasing their talent on an international stage. The team's colors are green and white, and they are known for their passionate fan base.