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Cosmic leviathan

Cosmic leviathan

Hubble Space Telescope

A vast galaxy cluster lurks in the centre of this image from the NASA/ESA Hubble Space Telescope. Like a submerged sea monster causing waves on the surface, this cosmic leviathan can be identified by the distortions in spacetime around it.

Credit
ESA/Hubble & NASA, H. Ebeling
Licence
CC BY 4.0
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Nichora saves it at full iPhone resolution, cropped so the clock never covers the subject.

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