19 more galaxies mysteriously missing dark matter have been found

The newly found outliers defy ideas of how these star systems evolve

NGC 5477

Most dwarf galaxies, like NGC 5477 seen in this image from the Hubble Space Telescope, have far more dark matter than normal everyday matter. But researchers recently found 19 dwarf galaxies that seem to be missing huge stores of dark matter.

Hubble/ESA and NASA

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