Astronomers use VLA to image doughnut-shaped torus surrounding the black hole at the core of Cygnus A galaxy

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Artist's illustration of the dusty, doughnut-shaped object surrounding the supermassive black hole. Image: Bill Saxton, NRAO/AUI/NSF
Image:

Artist's illustration of the dusty, doughnut-shaped object surrounding the supermassive black hole. Image: Bill Saxton, NRAO/AUI/NSF

At the core of Cygnus A sits a black hole with 2.5 billion times greater mass than the Sun

A group of astronomers from the National Radio Astronomy Observatory (NRAO) and Liverpool John Moores University, England claim to have directly observed for the first time the doughnut-shaped torus at...

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