This intriguing Picture of the Week from the NASA/ESA Hubble Space Telescope shows a massive galaxy cluster about six billion light-years away. Credit: @ESA / @Hubble_Space / @NASA RELICS https://t.co/PfdjaaINKF pic.twitter.com/M6rWioYaVF
— HUBBLE (@HUBBLE_space) April 16, 2018
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