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Black Holes

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Rubin Observatory Goes Live With Real-Time Sky Alerts, Sending 800,000 in First Night

A University of Washington–built pipeline delivers minute‑scale notices to community brokers ahead of the LSST start later this year.

JWST and ALMA Reveal Early Massive Galaxy Quenched by Black Hole Starvation

First Radio Image Resolves Two Supermassive Black Holes in Quasar OJ287

Day-Long, Repeating Gamma-Ray Burst Outside Milky Way Defies Existing Models

NASA's Chandra X-ray Observatory Marks 25 Years of Groundbreaking Discoveries