Third Dark-Matter-Free Galaxy Emerges
TL;DR Summary
Researchers identify NGC 1052-DF9 as the third galaxy whose motions can be explained without dark matter, suggesting it formed through a violent “bullet dwarf collision” that separates ordinary matter from dark matter and offers new clues about the nature of dark matter.
- It's Official: Third Galaxy Found With No Dark Matter May Solve an Epic Mystery ScienceAlert
- Third time's the charm for a row of faint galaxies without dark matter Phys.org
- Astronomers discover another galaxy seemingly devoid of dark matter Yahoo
- Yale Astronomers Map Row Of Galaxies Lacking Dark Matter Quantum Zeitgeist
- Astronomers Discover Third Galaxy Without Dark Matter W. M. Keck Observatory
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