Stars travel more slowly at Milky Way's edge: Galaxy's core may contain less dark matter than previously estimated - Phys.org
phys.orgSubmitted by physorg8953 in science
By clocking the speed of stars throughout the Milky Way galaxy, MIT physicists have found that stars further out in the galactic disk are traveling more slowly than expected compared to stars that are closer to the galaxy's center. The findings raise a surpri…