MOR9-01 is a red supergiant that lies 25,000 light years away. MOR9-01 may be a very massive supergiant, but the mass is unknown. It lies in the Hercules Star Cluster. If it goes supernova, it may leave behind either a neutron star or a black hole.
MOR9-01 in Hercules Star Cluster

MOR9-01 is the red star in the white square.