I saw mystery light in sky.

Jan 22, 2022
Last night(21.01.2022) As usual I study till midnight.Ithink it's 10.40-45 I want to piss and went outside when I'm going I always look at sky I live stars suddenly big light blink and vanished it's just like a supernova I couldn't get a photo it suddenly happened and I use starwalk app to take photo of that area.Its near Cealum, ERIDNUS and FORNAX stars.