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Tag Archives: galaxy cluster SDSS J1038+4849

A smiling lens: ‘Happy face’ galaxy cluster reveals arcs caused by strong gravitational lensing

galaxy cluster SDSS J1038+4849

In the centre of this image, taken with the NASA/ESA Hubble Space Telescope, is the galaxy cluster SDSS J1038+4849 — and it seems to be smiling. You can make out its two orange eyes and white button nose. In the case of this “happy face,” the two eyes are very ...

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