Hubble captures Andromeda's fading star factory in unprecedented detail

Two and a half million light-years away, our nearest galactic neighbor is quietly dimming — not in crisis, but in the long, unhurried way that great things age. NASA's Hubble Space Telescope has captured the sharpest images yet of the Andromeda galaxy, revealing that its star-forming capacity has been declining for roughly five hundred million years. The observation invites a deeper question: if Andromeda, so structurally similar to our own Milky Way, is entering a kind of cosmic middle age, what does that say about the arc of our own galaxy — and about a universe that may already have passed