A Dazzling Burst of Radio Waves Ignited Near a Dead Star

Learn how researchers have interpreted the story of one particular fast radio burst that emerged from a neutron star 200 million light-years away.

By Jack Knudson
Jan 3, 2025 6:00 PMJan 3, 2025 5:59 PM
Neutron star
(Credit: Artsiom P/Shutterstock)

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In a brilliant development, scientists have discerned the origins of a fast radio burst borne from the magnetic surroundings of a dead neutron star.

Its sighting can be traced to a curved glint of light originating from a faraway galaxy. New research from a study in Nature on this luminous phenomenon has issued an updated perspective on fast radio bursts — short-lived explosions of radio waves that release an abundance of energy. 

Fast Radio Burst 20221022A

A fast radio burst (FRB), thought to stem from compact astronomical objects like neutron stars (a supergiant star left behind from a supernova) and potentially black holes, produces a scintillation that has continuously caught the eyes of astrophysicists. The gleam of light, although only lasting for a thousandth of a second, is powerful enough to outshine an entire galaxy. 

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