LOTR-inspired beacons name merging supermassive black holes

TL;DR
Space researchers nicknamed two merging supermassive black holes Gondor and Rohan after Lord of the Rings locations, using a new detection approach that combines gravitational‑wave background data with quasar observations to locate continuous gravitational-wave sources and map galaxy mergers.
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- No Sign of Gravitational Waves From Single Supermassive Black Hole Binaries Yet Universe Today
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