‘Motion-picture’ method reveals shape of Milky Way’s dark matter halo
In this artist’s impression, the galactic disk warp “dances gracefully” under the torsion of the dark matter halo. Credit: Hou Kaiyuan and Dong Zhanxun of the School of Design, Shanghai Jiao Tong University An international team has developed a “motion-picture” method to measure the precession rate of the Milky Way’s disk curvature. Using a sample … Read more