The Philadelphia Union is a professional soccer team based in Chester, Pennsylvania. Founded in 2008, the team competes in Major League Soccer (MLS) as a member of the Eastern Conference. The Union plays its home games at Subaru Park, a stadium located along the Delaware River, which opened in 2010. The team's colors are navy blue, gold, and white, and their mascot is named Philly the Dog. The Union has a dedicated fan base, known for their passionate support, and they have made several playoff appearances since their inception. The club aims to develop local talent and promote soccer in the region.