One is a hypothetical white dwarf that's passed through much of its life cycle and is on a slow path to stellar death ... "Our computer simulations suggest that if rocky planets exist in their orbits, ...

Scientists have long overlooked white dwarfs as hosts for habitable exoplanets, assuming their lack of fusion would make life ...

White dwarf stars could host habitable planets. Fast planetary rotation reduces cloud cover, keeping surface temperatures stable.

The dwarf planet is a bizarre ... Organic molecules are among the necessary inventory of life-friendly worlds. On Earth, the compounds of carbon, hydrogen and -- in smaller quantities -- other ...