Galaxies glow like fireflies in this spectacular NASA/ESA Hubble Space Telescope image. This flickering swarm of cosmic fireflies is a rich cluster of galaxies called Abell 2163.
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2017-12-18
Galaxies glow like fireflies in this spectacular NASA/ESA Hubble Space Telescope image. This flickering swarm of cosmic fireflies is a rich cluster of galaxies called Abell 2163.
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