Wacky White Dwarf Keeps Its Surface Gases Separate
Astronomers have discovered an ancient stellar remnant that keeps its light elements separate, in a strange first.Threads Needs These Five Missing Features to Be a Twitter KillerThe object is a white dwarf, an ancient core of a dead star. White dwarfs are small (hence their name, obviously), clocking in at about the size of Earth, but with a mass similar to that of the Sun. Under their intense gravity, heavier elements sink towards the center of the dwarf, while lighter elements float nearer to its surface.The recently…