Wow ~ known* but too beautiful not to share

https://www.legacysurvey.org//viewer/?ra=140.3576&dec=18.1686&layer=ls-dr9&zoom=16

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Isn’t it just ! WOW !

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Well studied source, - There is some Hubble pics of this lens.

Constraining the multi-scale dark-matter distribution in CASSOWARY 31 with strong gravitational lensing and stellar dynamics


https://www.researchgate.net/figure/HST-WFC3-image-of-CSWA-31-and-its-surrounding-environment-in-the-F160W-band-The_fig1_359506017

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