This is a better article (From bad astronomy) about the same thing: https://www.syfy.com/syfywire/is-this-cosmic-sprinkler-surrounding-galaxys-next-gamma-ray-bu

This is a better article (From bad astronomy) about the same thing: https://www.syfy.com/syfywire/is-this-cosmic-sprinkler-surrounding-galaxys-next-gamma-ray-burst https://www.syfy.com/syfywire/is-this-cosmic-sprinkler-surro... In particular, the sciencealert article mentions "very old" Wolf-Rayet stars, which is a little strange given that they only last a few million years, and certainly are not old on any scale used for stellar lifetimes.