Did the Local Void shoot a monster extreme-energy cosmic ray our way?
The Earth's atmosphere has been blasted by the second strongest ultrahigh-energy cosmic ray (UHECR) to ever be observed. While its exact origins remain unknown, astrophysicists are pointing the finger at the Local Void, a fundamentally empty area of the cosmos next to the Milky Way.The subatomic particle that the ray beamed to Earth has been dubbed the "Amaterasu" particle by scientists in an homage to the mythological Japanese sun goddess. It arrived on May 27, 2021 and has just been described by researchers in the…