ᴜɴɪᴠᴇʀsɪᴀ on Instagram: "This incredible three-panel image showcases a powerful zoom into our galactic neighbor, the Andromeda Galaxy (M31), captured by the Hubble Space Telescope. The top panel displays a wide-field view of a section of the galaxy's disk. The middle panel focuses on a smaller region, where the galactic glow begins to resolve. The final, breathtaking panel reveals that this small patch is not a uniform haze but a dense, glittering city of over 100 million individual stars, highl

When Vera Rubin started measuring the Andromeda Galaxy in 1968, she noticed something strange. Her research would change astronomy forever: | NOVA l PBS