# Astronomers Measure Black Hole Jet Power and Speed in Real Time for First Time

- slug: astronomers-measure-black-hole-jet-power-and-speed-in-real-time-for-first-time
- date: 2026-04-21
- category: Space & Aerospace

Scientists have spent decades estimating how powerful black hole jets are by averaging observations over tens of thousands of years. Then they watched one happen live.

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