The phenomena is similar to a supernova, when a dying star results in the formation of a black hole or neutron star.
The theory was backed by an international team of after combining X-ray and radiowave data.
“We managed to get very high-quality data at the very high resolutions necessary to observe the black hole’s shadow, if it’s really there,” said Sera Markoff, a University of Amsterdam professor, who co-leads the EHT’s Multiwavelength Working Group.
Assistant Professor Dr Raffaella Margutti, of Northwestern University, said: “We thought it must be a supernova.
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Article source: https://www.express.co.uk/news/science/1070569/black-hole-cow-at2018cow-birth-neutron-star