is a binary star system comprising a white dwarf star and a red giant star. In the night sky, though, they appear as one. Tragically, they make for a toxic pairing. White dwarfs are the dense ...

When they reach the end of their long evolutions, smaller stars—those up to eight times as massive as our own sun—typically become white dwarfs. These ancient stars are incredibly dense.

Nova explosions occur in semi-detached binary systems containing a cool late-type star and a white dwarf. "A hot white dwarf star, about the size of the Earth but having mass comparable with that ...

Florida Tech's Caldon Whyte is two years into a lengthy universe exploration to earn his Ph.D. in space sciences. After ...