White Dwarf "Close" to Exploding as Supernova - Universe Today
ESA’s XMM-Newton orbiting X-ray telescope has uncovered the first close-up of a white dwarf star that could explode into a type Ia supernova within a few million years. That’s relatively soon in cosmic time frames, and although this white dwarf that is orbiting its companion star HD 49798, is far enough away to pose no … Continue reading "White Dwarf “Close” to Exploding as Supernova"