White dwarfs are called stellar remnants because they’re what’s left of main sequence stars after they’ve shed most of their mass and ceased fusion. But despite being mere remnants for whom fusion is only a distant memory, they can still…

White dwarfs are called stellar remnants because they’re what’s left of main sequence stars after they’ve shed most of their mass and ceased fusion. But despite being mere remnants for whom fusion is only a distant memory, they can still…