A new study reveals the first clear-cut evidence the expanding debris of exploded stars produces some of the fastest-moving matter in the universe. This discovery is a major step toward understanding the origin of cosmic rays, one of Fermi's primary mission goals.
Fuente : http://feeds.sciencedaily.com/~r/sciencedaily/~3/s...
Fuente : http://feeds.sciencedaily.com/~r/sciencedaily/~3/s...