The most authoritative answer in 2024
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Liam Turner——Works at Tesla, Lives in San Francisco. Graduated from University of California, Berkeley with a degree in Mechanical Engineering.
The
closest black holes yet discovered are several thousand light-years away. They are so far that they have no effect on Earth or its environment. A supermassive
black hole appears to inhabit the center of the Milky Way galaxy, about 27,000 light-years away.
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