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Ancient Galaxy Reveals Surprising Source of Fast Radio Bursts

1/22/2025

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Summary

Story summary

Astronomers have made a groundbreaking discovery, pinpointing fast radio burst (FRB) 20240209A to the fringes of an ancient, dormant galaxy. Detected by CHIME in February 2024, this unexpected location defies earlier beliefs that FRBs originate from vibrant, star-forming galaxies, hinting instead at a possible source within a globular cluster of aged stars.

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Story summary

Astronomers have made a groundbreaking discovery, pinpointing fast radio burst (FRB) 20240209A to the fringes of an ancient, dormant galaxy. Detected by CHIME in February 2024, this unexpected location defies earlier beliefs that FRBs originate from vibrant, star-forming galaxies, hinting instead at a possible source within a globular cluster of aged stars.