February 22, 20214 min read, 796 words
Published: February 22, 2021 | 4 min read, 796 words
A black hole gobbled up a star in deep space and flung a high-energy subatomic bullet at the Earth. Don't worry, the planet's doing fine.On Oct. 1, 2019, Earth was struck by an invisible, high-energy cosmic bullet moving at almost the speed of light. Trillions of these intergalac...