A bright flash of gamma rays from the constellation Boötes that lasted nearly one minute came from a kilonova and it's challenging what astronomers know about some of the most powerful events in the universe.

Authors: Eleonora Troja (Associate Professor of Astrophysics, University of Rome Tor Vergata) and Simone Dichiara (Assistant Research Professor of Astrophysics, Penn State).
Republished from an article by The Conversation with permission from Eleonora Troja.
Original article: [ Ссылка ]
Original title: Unusual, long-lasting gamma-ray burst challenges theories about these powerful cosmic explosions that make gold, uranium, and other heavy metals

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