20-Million-Light-Year-Wide Cloud of Energetic Particles Spotted around Distant Galaxy Cluster
Astronomers have discovered the largest known cloud of energetic particles surrounding a galaxy cluster -- the 20-million-light-year-wide cloud around the galaxy cluster PLCK G287.0+32.9.
The post 20-Million-Light-Year-Wide Cloud of Energetic Particles Spotted around Distant Galaxy Cluster appeared first on Sci.News: Breaking Science News.
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