SMRTR Science & EngineeringAug 19, 2026Science News

A record-breaking star could reveal how the Milky Way’s giant black hole spins

SMRTR summary

Astronomers discovered S301, a star orbiting closer to the Milky Way's supermassive black hole than any known star. Traveling at 8% the speed of light, S301's tight orbit could let scientists directly measure the black hole's spin, revealing how it grew and how it affects surrounding space.

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