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National Radio Astronomy Observatory (NRAO)

ALMA Dives into Black Hole’s ‘Sphere of Influence’

7 Aug 2019, 15:00 UTC
ALMA Dives into Black Hole’s ‘Sphere of Influence’ ALMA (ESO/NAOJ/NRAO), B. Boizelle; NRAO/AUI/NSF, S. Dagnello; Hubble Space Telescope (NASA/ESA); Carnegie-Irvine Galaxy Survey

What happens inside a black hole stays inside a black hole, but what happens inside a black hole’s “sphere of influence” – the innermost region of a galaxy where a black hole’s gravity is the dominant force – is of intense interest to astronomers and can help determine the mass of a black hole as well as its impact on its galactic neighborhood.

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