Hubble Spies Glowing Galaxies in Massive Cluster

Hubble Spies Glowing Galaxies in Massive Cluster
Source:
Hubble Spies Glowing Galaxies in Massive Cluster
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In the darkness of the distant universe, these galaxies resemble glowing fireflies, flickering candles, charred embers floating up from a bonfire, and light bulbs softly shining.