The_Factarium on Instagram: "The Andromeda Galaxy—home to over 1 trillion stars—is the closest giant galaxy to the Milky Way, yet it sits 2.5 million light-years away. What makes it more fascinating is that Andromeda is moving toward us at 110 km per second, setting the stage for a massive cosmic collision billions of years from now. With a rare double nucleus, ancient mergers, and a glow visible even to the naked eye, Andromeda remains one of the most mysterious neighbors of our universe. . . .