The Ancient Galaxy So Normal, It’s Weird
The galaxy SPT0418–47, formed in the ancient Universe, looks entirely normal — and that’s what’s so strange about it.
An ancient galaxy called SPT0418–47 has been found near the edge of the observable Universe. This family of stars looks much like the Milky Way — and that is what makes this discovery so surprising — galaxies from the early Universe are supposed to look different than they do today.
Formed just 1.4 billion years after the Big Bang, light from this far-flung galaxy took 12 billion years to reach Earth. The body was…