Teardrop star reveals hidden supernova doom

A Nearby White Dwarf Might be About to Collapse Into a Neutron Star

Astronomers make rare sighting of two stars spiraling together by spotting the tell-tale signs of a teardrop-shaped star. Binary star system called HD265435 is located roughly 1,500 light-years away, comprised of a hot subdwarf star and a white dwarf star orbiting each other closely.

Teardrop star reveals hidden supernova doom