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Record-Breaking Gamma-Ray Burst Linked to Black Hole

10/23/2025

Summary

Story summary

GRB 250702B, the longest gamma-ray burst, was detected July 2, 2025, by NASA’s Fermi Gamma-ray Burst Monitor.
The event lasted nearly seven hours, surpassing the previous record of 15,000 seconds.
A team of over fifty scientists published findings noting unprecedented energy and behavior.
GRB 250702B is linked to a black hole consuming a star, triggering a supernova that propelled the burst, suggesting connections between gamma-ray bursts and gravitational waves.

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Story summary

GRB 250702B, the longest gamma-ray burst, was detected July 2, 2025, by NASA’s Fermi Gamma-ray Burst Monitor.
The event lasted nearly seven hours, surpassing the previous record of 15,000 seconds.
A team of over fifty scientists published findings noting unprecedented energy and behavior.
GRB 250702B is linked to a black hole consuming a star, triggering a supernova that propelled the burst, suggesting connections between gamma-ray bursts and gravitational waves.