Answer :
Earth has been hit by an unusually intense burst of light that could change our understanding of the universe,scientists said.
But those researchers instead found something entirely different the explosion appeared to come from a kilonova. those rare events only happen when a neutron star merges with another very compact object, either another neutron star or a black hole. the study challenges our understanding of where these long-lived GRBs come from. but it could also provide an exciting way to answer other questions about the universe, like where its heaviest elements come from,which still remains a mystery. two seconds,we had every reason to expect that this 50 second GRB was created by the collapse of a massive star. this event represents an exciting paradigm shift for gamma ray burst astronomy.
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