What if There’s an Earth-Like Planet at One of Our Closest Stars?

Just over four light-years away, our Solar System’s closest neighboring stars can be found. There’s red dwarf Proxima Centauri, at a distance of 4.2 light-years; and, just a little farther, at 4.37 light-years, a binary system of Sun-like stars – Alpha Centauri AB.   We don’t yet know if there are any Earth-like worlds orbiting … Read more