A weird cosmic flare called the ‘Cow’ now has company

Scientists report two other bursts similar to a luminous, short-lived glow spotted in 2018

Supernova with fast outflow of material

Three mysterious cosmic flares could be explained by the explosion of a star (illustrated) with a high-speed outflow of material powered by a central "engine" such as a black hole. This engine could launch jets of debris outward at blistering speeds.

Bill Saxton, NRAO, AUI, NSF

First, astronomers discovered the “Cow.”