SMRTR Science & EngineeringMay 17, 2026NotebookCheck

With a mass of about 50 billion times that of the Sun, this black hole is one of the largest ever discovered

SMRTR summary

Astronomers discovered a black hole 50 billion times the Sun's mass inside galaxy A402-BCG, located 4.4 billion light-years away. Using the James Webb and Hubble telescopes, they also found a massive cavity nearby, suggesting a second supermassive black hole may exist in the same galaxy.

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