Hubble recognized a point of light, James Webb discovered a new world - and the researchers are facing a mystery - voila! technology. The Galaxy Gz9p3 was only 510 million years old after the Big Bang.
At the ancient time when it was observed, it already appeared to contain billions of stars. The discovery presents researchers with a new cosmic mystery: How did young galaxies grow so rapidly to such enormous dimensions? The discovery is further evidence of the extraordinary capabilities of the James Webb Telescope, developed by NASA in international cooperation.