We Might Have Seen The Afterglow of a Neutron Star Kilonova

A strange X-ray glow seen in the sky three and a half years after an epic collision between two neutron stars is a first for science.

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Raffaella Margutti , Aprajita Hajela , Kate Alexander , University Of California At Berkeley , Northwestern University , Northwestern Univ , Astrophysical Journal Letters , Mp Quot , Low , Black , Sole , Neutron , Explosion , Berger , Astronomers , Kilonova , X Ray , Star , The , Material , Space ,