Mystery of Ultra Diffuse Galaxy with NO Dark Matter Solved
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In this episode, remember that ultra diffuse galaxy I told you about in SFNs 226 and 232? You know, the one with NO dark matter? Well turns out there is dark matter there after all.
This was always a controversial finding, back in SFN 226 I reported that the group who found Dragonfly 44, an ultra diffuse galaxy with very little dark matter in it, had also taken a closer look at another galaxy, NGC1052-DF2 and wrote a paper, in Nature of all places, announcing that according to their observations, this galaxy rotated just like a galaxy would if it had no dark matter at all in it.
SFN 226:
SFN 232:
Read more at ScienceAlert.com:
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In this episode, remember that ultra diffuse galaxy I told you about in SFNs 226 and 232? You know, the one with NO dark matter? Well turns out there is dark matter there after all.
This was always a controversial finding, back in SFN 226 I reported that the group who found Dragonfly 44, an ultra diffuse galaxy with very little dark matter in it, had also taken a closer look at another galaxy, NGC1052-DF2 and wrote a paper, in Nature of all places, announcing that according to their observations, this galaxy rotated just like a galaxy would if it had no dark matter at all in it.
SFN 226:
SFN 232:
Read more at ScienceAlert.com:
Consider supporting Space Fan News: to ensure you get current space & astronomy news each week!
Space Fan News Theme by Stephen Dubois available for download here:
Follow DeepAstronomy on Twitter:
@DeepAstronomy
Like DeepAstronomy on Facebook:
/
Like Space Fan News on Facebook:
/
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