Scientists Debate Mysterious Flash of Light in Space, Known as The Cow | Digital Trends
AT2018cow erupted in or near a galaxy known as CGCG 137-068, which is located about 200 million light-years away in the constellation Hercules. This zoomed-in image shows the location of the “Cow” in the galaxy. Sloan Digital Sky Survey
On June 16, 2018 there was an unusual flash in the sky which puzzled astronomers around the world. NASA researchers have collected data on the event and have shared two competing theories for what could have caused it: a black hole shredding a white dwarf, or a supernova giving birth to a neutron star.
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