Physicsgazes on Instagram: "The collision between the Andromeda Galaxy and the Milky Way Galaxy, often referred to as a galactic merger, is a monumental cosmic event expected to occur in about 4.5 billion years. As two spiral galaxies approach each other at an estimated speed of 110 kilometers per second, their gravitational forces will distort their stellar structures, triggering massive star formation and creating stellar streams. Despite billions of stars, direct stellar collisions are unlike