... Gravitational wave search provides insights into galaxy evolution and mergers . ... milky way . ... Milky Way moving away from void . ... The Milky Way galaxy, shown here, lies adjacent a vast region called the Local Void, which pushes the galaxy away at high velocities. ... O ur Milky Way galaxy lies at the edge of a huge void and is being repulsed by the void at high speed. ... Astronomers have discovered that the Milky Way and neighboring galaxies are being pushed from the Local Void. ...