Scientists have revealed why some white dwarfs mysteriously stop cooling—changing ideas on just how old stars really are and what happens to them when they die. Today, new research published in Nature ...

High-mass white dwarfs typically come from two progenitor stars in a binary pair, where one of the white dwarfs siphons material away from the other, increasing its mass. But the Hyades ultra-massive ...

Could dying stars hold the secret to looking younger? New evidence from NASA’s Hubble Space Telescope suggests that white dwarf stars could continue to burn hydrogen in the final stages of their lives ...

White dwarfs that form through the evolution of a single star have atmospheres composed of hydrogen and helium. The core of the white dwarf is typically composed mostly of carbon and oxygen or oxygen ...