1. Astronomers chart invisible ocean of dark matter swirling outside the Milky Way  Livescience.com
  2. New All-Sky Map of the Milky Way’s Galactic Halo  Universe Today
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The wake was revealed by a new map of the outermost region of our galaxy.Astronomers are hoping to use the wake of stars to test the existing theories of dark matter.

Astronomers chart invisible ocean of dark matter swirling outside the Milky Way | Live Science

The outer reaches of the Milky Way galaxy are a different place.  Stars are much harder to come by, with most of this “galactic halo” being made up of empty space.  But scientists theorize that there is an abundance of one particular thing in this desolate area – dark matter.  Now, a team from Harvard … Continue reading "New All-Sky Map of the Milky Way’s Galactic Halo"

New All-Sky Map of the Milky Way's Galactic Halo - Universe Today