The Conversation

A surprisingly big black hole might have swallowed a star from the inside out, and scientists are baffled

Author: Roberto Soria, Professor, National Astronomical Observatories, Chinese Academy of Sciences

A recently discovered black hole -- found by the way it makes a nearby star wobble -- is hard to square with our understanding of how these dark cosmic objects form.NAOC, Chinese Academy of Sciences

About 15,000 light years away, in a distant spiral arm of the Milky Way, there is a black hole about 70 times as heavy as the Sun.

This is very...

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