Satoshi Yamada

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Supermassive black hole winds are 100 times more powerful than thought

As of September 2026: Active; leads the XRISM observing campaign on H1821+643

Astronomers have known black holes launch winds for decades. New X-ray data shows one quasar's winds churn hot gas across 300,000 light-years, three times the width of the Milky Way, with roughly 100 times more energy than earlier estimates.

Updated Sep 15

Notable Quotes

For the first time, we have shown that black holes influence the broader cosmic environment through a shock wave of astonishing power.

from Supermassive black hole winds are 100 times more powerful than thought · Updated Sep 15

Black holes are largely known for sucking matter in, but they also eject gas in the form of powerful winds.

from Supermassive black hole winds are 100 times more powerful than thought · Updated Sep 15