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 ...

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 ...

An international team of astronomers has performed optical photometric, polarimetric and spectroscopic observations of a cataclysmic variable system known as ASASSN–14dx. Results of the new ...

Astronomers have discovered four previously unseen white dwarfs concealed in nearby binary star systems, revealing that even ...

Four white dwarfs have been sitting next door in astronomical terms, yet brighter stellar companions kept them out of sight.