Science
Astronomers discover concentration of small black holes – The Tribune
These are the long-sought “missing link” between supermassive black holes
Washington, February 12
In an unexpected finding, astronomers have discovered a concentration of smaller black holes, instead of one massive black hole, lurking at the heart of the globular cluster NGC 6397.
Globular clusters are extremely dense stellar systems, which host stars that are closely packed together.
These systems are also typically very old — the globular cluster at the focus of this study, NGC 6397, is almost as old as the universe itself.
This cluster resides 7,800 light-years away,…
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