Astronomers discover "ghostly" galaxy that contains no dark matter

2,324 views · Published 2 April 2018 · 3:10 · Indexed 23 September 2026

Channel: AccuWeather · 2018 · Science & Technology

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Astronomers once thought galaxies couldn't form without dark matter.  But this ultra-diffuse galaxy, NGC 1052-DF2, goes against that very thought.  It's the first ever galaxy discovered that does not contain any dark matter, which is believed to make up 85 percent of the universe's mass.

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