• Science Updates
    Cosmic Crash With Dwarf Galaxy Reshaped Milky Way: Study

    A dramatic head-on collision with a dwarf galaxy, dubbed the “Gaia Sausage” galaxy, about 10 billion years ago reshaped the structure of our galaxy, the Milky Way, fashioning both its inner bulge and its outer halo, new research suggests. The dwarf did not survive the impact. It quickly fell apart, and the wreckage is now […]