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Black hole wave
Credit: Gabriel Perez Diaz, Instituto de Astrofisica de Canarias (Servicio MultiMedia)
Astronomers studying an unusual black hole system have spotted a never-before-seen structure in the disk of matter encircling the system.
Swift J1357.2, an X-ray binary system that regularly emits outbursts of high energy, consists of a black hole slowly consuming its companion star. Matter from the doomed star falls into the accretion disk, which surrounds the black hole, feeding it dust and gas.
[Full Story: Black Hole's Mystery 'Wave' Surprises Scientists ]