Dark matter shock: Theory takes a hit as newly-found galaxies are ‘missing’ dark matter

However, the team found several “oddballs”, including one of the galaxies which was made up of 27 percent of non-dark matter.

Qi Guo, an astrophysicist at the Chinese Academy of Sciences in Beijing, said: “We are not sure why and how these galaxies form.”

Kyle Oman, an astrophysicist at Durham University in England who was not involved in this research, added: “This new class of galaxy is straining our ability to explain all galaxies in one cohesive framework.”

James Bullock, an astrophysicist at the University of California, Irvine, said: “This is telling us something about the diversity of galaxy formation. Exactly what that’s telling us, that’s the trick.”

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