Andromeda galaxy will collide with Milky Way

🌌 Andromeda Galaxy (M31) — Scientific Overview The #Andromeda Galaxy is the nearest large spiral galaxy to the #MilkyWay and the largest member of the Local Group. 🔭 Key Facts Type: Unbarred spiral galaxy (SA(s)b) Distance: ~2.54 million light-years Diameter: ~220,000 light-years (larger than the Milky Way) Number of stars: ~1 trillion Constellation: Andromeda ⭐ Structure & Contents Prominent dust lanes and active star-forming regions Central supermassive black hole with a mass of ~100 million