Would two white dwarfs colliding result in a supernova?

A graphic illustrating what might happen as the two white dwarf stars collide. The result would be a single star ‘These white dwarfs have gone through a dramatic weight loss program,’ said Carlos Allende Prieto, an astronomer at the Instituto de Astrofisica de Canarias in Spain and a co-author of the study. read more

Currently, the white dwarfs orbit each other once every 4 hours, but their orbit is shrinking, and in about 700 million years, the two white dwarfs will see a cataclysmic crash, scientists said. They also created a video animation of the star collision to show the cosmic smashup. read more