A fiery-looking, red-orange energetic jet blasting bright light from the center of a galaxy. An artist's illustration of neutrinos originating from a high-energy Blazar Benjamin Amend, Clemson University Born in the cradle of deep space, blasting across the universe at nearly the speed of light and harnessing energy up to a million times greater than anything achieved by the world's most powerful particle accelerator, cosmic rays are atom fragments that relentlessly rain down on Earth. They get caught in our atmosphere and mess up our satellites. They threaten the health of astronauts living in orbit, even when sparse in number....