Black Holes in Central Park
Pale Blue Pod
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The Eddington Acretion Limit of a Black Hole
The black hole at the center of our Milky Way galaxy has an accretion rate of about five billionths. That's like one that's five divided by a billion, five billionths of a solar mass per year. Black holes are not guzzlers of stuff. They're not the hungry, hungry hippos of the universe. No. Our black hole is kind of average in that. Some have higher accretion rates, many have lower accretion rates. But all in all, accretion rates aren't that high.
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