North Carolina State University, officially North Carolina State University at Raleigh,[4][5] is a public, coeducational, research university located in Raleigh, North Carolina, United States.[6] Commonly known as NC State or simply State, the university is part of the University of North Carolina system and is a land,[7] sea,[8] and space grant institution.[9] The university forms one of the corners of the Research Triangle together with Duke University in Durham and The University of North Carolina at Chapel Hill.