... Behemoth black hole found in an unlikely place . ... White dwarfs too close to the edge . ... A strange and violent fate awaits a white dwarf star that wanders too close to a moderately massive black hole. ... The new paper describes in detail the disruption of a white dwarf with two-tenths the mass of the Sun by a black hole 1,000 times the mass of the Sun. ... We can ignite the whole mass range of white dwarfs if they get close enough to the black hole," Rosswog says. ... White dwarfs get a kick ....