The life cycle for a particular star depends on its ... In this instance, the star becomes a white dwarf which fades and changes colour as it cools.

Related Stories ・Near-Earth dwarf planet's surface is 90% covered by water Organic molecules are essential for life, but their presence ... has an active organic cycle or if its interior remains ...

Credit: Mark Garlick White dwarfs (the dense remnants of stars) are abundant objects throughout the universe and they represent the final stage in the life cycle of most stars. Studying them helps ...