The burst oversaturated the Fermi Gamma-ray Space Telescope,
[https://en.wikipedia.org/wiki/GRB_221009A](https://en.wikipedia.org/wiki/GRB_221009A)
>The burst oversaturated the Fermi Gamma-ray Space Telescope,[7] which captured photons whose energies exceeded 100 GeV.[8] The Large High Altitude Air Shower Observatory (LHAASO) in China saw 5,000 high-energy photons. (For comparison, in the entire history of the study of gamma-ray bursts, astronomers have detected only hundreds of these.) Some photons even carried a record 18 TeV of energy,[9][3] which is more than can be produced at the Large Hadron Collider (LHC) at the European Center for Nuclear Research (CERN).[6] Russia's Carpet-2 facility may have recorded a single 251-TeV photon from this burst.[7] This event could help physicists study how matter interacts at relativistic speeds,[5] and potentially physics beyond the Standard Model.[7]
[Ten hour timelapse animated gif as seen by Fermi Gamma-ray Space Telescope](https://upload.wikimedia.org/wikipedia/commons/thumb/5/54/LAT_221009A_burst_opt_1080.gif/220px-LAT_221009A_burst_opt_1080.gif)
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