Fifty-five million light-years from Earth, the Hubble Space Telescope has found a galaxy that carries the scars of an ancient violence within its very motion. NGC 4698, nestled in the Virgo cluster, rotates not as a unified whole but as two misaligned systems turning against each other — inner and outer regions spinning along different axes, a dissonance that astronomers believe was written into the galaxy by a long-ago collision. In this single anomalous rotation, science finds a reminder that the cosmos forgets nothing: the consequences of great encounters persist across billions of years, e