It’s an astronomical version of the tortoise and the hare, with the longest GRB ever recorded releasing more energy than the brighter but shorter GRB 221009A.
The universe keeps raising the bar on us in terms of how energetic events can be. We have only understood the power of GRBs since the 1990s, but recently we have discovered there are specific examples of this phenomenon that involve almost unimaginab... [3748 chars]