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21 April 2008
Light Echo from X-Ray Flare Reveals Existence of a Molecular Torus Surrounding a Supermassive Black Hole
The light echo of an X-ray flare from the nucleus of a galaxy has been observed. The flare almost certainly originates from a single star being gravitationally ripped apart by a supermassive black hole in the galactic core. As the star was being pulled into the black hole, its material was injected into the black [...]