Galaxies Filled With Old Stars Seen Shortly After the Big Bang

How can young galaxies in the early Universe have ancient stars? That’s the question a team of astronomers set out to answer using JWST as a probe. They first spotted the massive objects in 2022 and are still working to explain what these things are. The infrared-sensitive recently JWST zeroed in on three of these objects. Interestingly, it found them emitting light from stars that appear to be mysteriously old. The galaxies themselves were seen as they appeared about 700 …