Astronomers detect intergalactic radio signals from 11 billion light years away | National Monitor On July 8, 2013 By peanutgallerynhIn Uncategorized Astronomers detect intergalactic radio signals from 11 billion light years away | National Monitor cool. Share this: Share on X (Opens in new window) X Share on Reddit (Opens in new window) Reddit Share on Facebook (Opens in new window) Facebook Like Loading... Related