2021-January-20

PeVatron is our #CTAWordoftheWeek. Cosmic rays at PeV energies are believed to originate from sources in our Galaxy… https://t.co/P9aO8NALrX

PeVatron is our #CTAWordoftheWeek. Cosmic rays at PeV energies are believed to originate from sources in our Galaxy… https://t.co/P9aO8NALrX