Record-setting black hole 'echo' accidentally uncovered by high-school student
While sifting out signatures of supernova remnants, a high-schooler stumbled upon the afterglow of a dormant black hole. It may be one of the largest ever seen.
While sifting out signatures of supernova remnants, a high-schooler stumbled upon the afterglow of a dormant black hole. It may be one of the largest ever seen.
