The amount of detail in this image of galaxy cluster MACS J0717.5+3745 is astounding — the unprecedented collision of four separate galaxies, it’s one of the most complex galaxy clusters ever seen. [Hubble]
The amount of detail in this image of galaxy cluster MACS J0717.5+3745 is astounding — the unprecedented collision of four separate galaxies, it’s one of the most complex galaxy clusters ever seen. [Hubble]
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