SMRTR Science & EngineeringJan 8, 2026Live Science

James Webb telescope confirms a supermassive black hole running away from its host galaxy at 2 million mph, researchers say

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The James Webb Space Telescope confirmed the first runaway supermassive black hole escaping its galaxy at 2.2 million mph, creating a distinctive bow shock wave and 200,000-light-year trail of stars. This discovery proves that violent gravitational interactions between multiple black holes can eject one completely from its host galaxy.

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