A violent collision between two dwarf galaxies strips them of their dark matter.
A series of viral social media posts drew attention to an old cosmological theory-that our universe began from a collision between two separated universes-as a brand new scientific discovery. However, ...
Published in a new study available in pre-print on arXiv, this discovery of NGC 1052-DF9 adds significant weight to the ...
Astronomers have long argued that dark matter is the invisible scaffolding that holds galaxies together. Without its immense ...