When a massive star explodes, it releases enormous amounts of energy, radiation, and particles into space. Scientists have ...

CC0 Usage Conditions ApplyClick for more information. White dwarfs are among the most stable of stars. They are stars that have exhausted most of their nuclear fuel and shrunk to about the size of ...

CC0 Usage Conditions ApplyClick for more information. White dwarfs are some of the Universe's most stable stars, lasting for billions of years. A white dwarf can pull matter from a companion star ...

A strange cosmic blast that lit up the sky in two distinct acts is forcing astronomers to rethink how stars live and die. The event, tagged AT2025ulz, appears to be the first known case where a ...