Question: Why do we see the black hole and its 'shadow'? The black hole, which takes up the entirety of the central darker region, is often

Why do we see the black hole and its 'shadow'?

The black hole, which takes up the entirety of the central darker region, is often referred to as a 'shadow' when surrounded by a bright accretion disk.

Light cannot escape from any black hole, even a supermassive one.

Due to how massive this black hole is

,

it casts a shadow onto the top of the illuminated portion, causing it to be dimmer than the bottom.

The innermost stable orbit of a photon is larger than the Schwarzchild radius of the black hole.

Why do we see the black hole and its 'shadow'?

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