Hubble Views a Galaxy on the ‘Dark Side’
The stellar disk of this galaxy, NGC 5585, extends over 35,000 light-years across. When compared with galaxies of a similar shape and size, NGC 5585 stands out by having a notably different composition: it contains a far higher proportion of dark matter.
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https://www.nasa.gov/image-detail/hubble-views-galaxy-dark-side/
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