Hubble Space Telescope Spots Massive Galaxy Cluster

This spectacular view from the NASA/ESA Hubble Space Telescope peers into the distant Universe to reveal a massive galaxy cluster called PLCK G308.3-20.2. Galaxy clusters such as PLCK G308.3-20.2 contain thousands of galaxies of all ages, shapes and sizes, together totaling a mass thousands of times greater than that of our Milky Way Galaxy. At […]



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