Astronomers witnessed a flash of ultraviolet light after a white dwarf star exploded in a supernova, according to a new study. Astronomers witnessed a flash of ultraviolet light after a white dwarf ...

White dwarfs explode under certain conditions, but the causes of these events remain a mysterious process. However, the detection of a flash of ultraviolet light from one of these explosions could ...

A burst of light in the deep sky is doing something it should not be able to do. It looks like one supernova, but it shows up as several copies at once, scattered around two foreground galaxies. The ...

For just the second time ever, astrophysicists have spotted a spectacular flash of ultraviolet (UV) light accompanying a white dwarf explosion. An extremely rare type of supernova, the event is poised ...