Asteroid Comet and supernovae C/2017 T2 Panstarrs C/2020 F3 (NEOWISE) C/2017 K2 Panstar C/2017 K2 Supernova in Messier 77 Luminance Supernova in M 77 Cefeide V1 in Andromeda Comet 2020 F3 Asteroid 1998 or2 Supernova SN 2020 fqv in NGC 4568 Comet Giacobini/Zinner 23/08/2018 00:29 UTC