Answer by ProfRob for Could a black hole pass quiescently through the Oort...
An approach would be to use the Bondi-Hoyle (B-H) accretion rate and then assume that some large fraction of the gravitational potential energy was radiated from the innermost stable circular orbit...
View ArticleCould a black hole pass quiescently through the Oort cloud?
Imagine a stellar-mass black hole passing through the Oort cloud, perhaps a quarter to half a light-year from the Sun. How black would the black hole be? That is, any matter that fell into the black...
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