Shredded dwarf galaxies could lack darkish matter to carry them collectively
Many dwarf galaxies torn up by the gravity of close by objects could not have any darkish matter, which does not line up with our understanding of the universe – however they could be defined by a controversial alternate mannequin of gravity
A galaxy positioned within the Fornax Cluster about 60 million gentle years away UPI/Alamy
A close-by galaxy cluster known as the Fornax Cluster is ripping aside its dwarf galaxies. They look like tearing up way more simply than we'd anticipate, suggesting that they could not comprise any darkish matter. That will imply there's something essentially improper with our understanding of the universe.
In the usual mannequin of cosmology, known as lambda-CDM, most galaxies ought to comprise a wholesome dollop of darkish matter. The gravity of this invisible substance helps maintain a galaxy …
Post a Comment