Saturday, October 2, 2021

Black hole hidden in the star cluster -A team of astronomers has discovered a star in cluster NGC 3201, which behaves very strangely. It appears to orbit an invisible black hole with about four times the mass of the Sun,( see comments)


https://bit.ly/3l3HQhB via /r/spaceporn https://bit.ly/3F5oqAS

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