NGC 7311NGC 7311 is a spiral galaxy located in the constellation Pegasus. It was discovered on August 30, 1785 by the astronomer William Herschel.SupernovaeTwo supernovae have been observed in NGC 7311:SN 2005kc was discovered by Tim Puckett and G. Sostero on 9 November 2005.SN 2019dts was discovered by Gaia Photometric Science Alerts on 20 April 2019.