Liberty Science Center is an interactive science museum and learning center located in Liberty State Park in Jersey City, New Jersey, United States. At its opening it was the largest such planetarium in the Western Hemisphere and the world's fourth largest. The center, which first opened in 1993 as New Jersey's first major state science museum, has science exhibits, numerous educational resources, and the original Hoberman sphere, a silver, computer-driven engineering artwork designed by Chuck Hoberman.