Longest gamma-ray burst confounds astrophysicists, CERN Courier, 14 January 2026
https://cerncourier.com/longest-gamma-ray-burst-confounds-astrophysicists/
There is little consensus on the origin of GRB 250702B, beyond that it involved an accreting black hole
https://universemagazine.com/en/astronomers-reveal-the-secret-of-the-longest-gamma-ray-burst-in-history/