If museums are on your list, you might want to check out the upcoming exhibitions at Red Dot Design Museum in Stoppenberg. If you want to see more of the museums in Essen, you can easily walk to Zollverein Coal Mine World Heritage Site or Ruhr Museum.
Zollverein Coal Mine World Heritage Site is just one of the attractions in Stadtbezirke VI, Essen so you might want to stop by during your trip. If you want to experience more of the culture Essen has to offer, head to Red Dot Design Museum, University of Duisburg-Essen, and Philharmonie Essen.