Comet like object found near NGC 891

This is a 1 hour exposure of NGC 892 taken on Celestron Origin 241x15S subs. Bortle 8. 3615 seconds of integration time. Could anyone confirm if this is a comet or just a star cluster?

This is a 1 hour exposure of NGC 892 taken on Celestron Origin 241x15S subs. Bortle 8. 3615 seconds of integration time. Could anyone confirm if this is a comet or just a star cluster?