Astronomers have discovered a stellar binary, or pair of stars, with an extremely short orbit, appearing to circle each other every 51 minutes. The system seems to be one of a rare class of binaries known as a ‘cataclysmic variable,’ in which a star similar to our sun orbits tightly around a white dwarf — a hot, dense core of a burned-out star.
Click here for original story, Astronomers find a ‘cataclysmic’ pair of stars with the shortest orbit yet
Source: ScienceDaily