While analyzing data from the first images of a well-known early galaxy taken by NASA’s James Webb Space Telescope (JWST), astronomers discovered a companion galaxy previously hidden behind the light of the foreground galaxy — one that surprisingly seems to have already hosted multiple generations of stars despite its young age, estimated at 1.4 billion years old.
Click here for original story, Astronomers discover metal-rich galaxies in early universe
Source: ScienceDaily