Two habitable-zone planets now sit within 11 light-years of Earth: Proxima Centauri b at 4.24 light-years, confirmed years ago, and GJ 887 d at 10.7 light-years, confirmed only in 2026 — both orbiting red dwarfs, and both raising more questions than they answer
Eleven light-years is a tiny distance on a galactic map. Within that radius, astronomers now know of two…