One of Earth's past mass extinction events is hypothesized to have maybe been caused by a gamma ray burst[0]. I don't know enough to speculate whether it could

One of Earth's past mass extinction events is hypothesized to have maybe been caused by a gamma ray burst[0]. I don't know enough to speculate whether it could have been caused by one of these jets instead. [0] https://en.wikipedia.org/wiki/Late_Ordovician_mass_extinction#Gamma-ray_burst https://en.wikipedia.org/wiki/Late_Ordovician_mass_extinctio...