James Webb telescope finds 'remarkable' evidence that a...

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2025-10-08 18:00:09

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James Webb telescope finds 'remarkable' evidence that a black hole plowed through a galaxy, leaving an enormous scar behind

Using JWST and ALMA data, astronomers have spotted a superlong and narrow 'galactic contrail,' possibly produced by a black hole. The gas- and dust-rich tail is 20,000 light-years long but just 650 light-years wide.

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