A strange flash in a distant galaxy first looked like a familiar kind of stellar wreckage, the radioactive afterglow of ...
A research team led by Caltech may have just discovered the first-ever superkilonova, a cosmic phenomenon in which a star ...
A double explosion, in which a dying star split, then recombined, may be a long-hypothesized but never-before-seen "superkilonova." ...
A mysterious cosmic explosion linked to gravitational waves may reveal a previously unknown type of supernova event - a ...