Physics
We’ve found a bunch of dwarf galaxies we thought didn’t exist
The missing dwarf galaxies around the Milky Way have been found. Their existence means dark matter could be made of particles that are warmer than we expected
News
Advertisement
The missing dwarf galaxies around the Milky Way have been found. Their existence means dark matter could be made of particles that are warmer than we expected
Large spiral galaxies today rotate more quickly than they should, but was it always that way? New maps of ancient galaxies suggest a dark secret