Satellite Galaxies

Newly Discovered Satellite Galaxies: Another Blow Against Dark Matter?

April 25, 2012

Want to stay on top of all the space news? Follow @universetoday on Twitter A group of astronomers have discovered a vast structure of satellite galaxies and clusters of stars surrounding our Milky Way galaxy, stretching out across a million light years. The team says their findings may signal a “catastrophic failure of the standard [...]

Read the full article →

Are The Milky Way’s First Stars Responsible For Destroying Its Satellite Galaxies?

October 18, 2011

About a decade ago, standard cosmological models encountered a slight problem when applied to the Milky Way… missing satellite galaxies. While the calculations predicted as many as 500, only 10 are documented and modern figures state as many as 20. So what happened to the other 480 that should be out there? Either they don’t [...]

Read the full article →