Using the James Webb Space Telescope, astronomers have spotted a massive and densely packed galaxy cluster at "cosmic noon" before such structures were thought to be possible.
Source: [Space.com](https://www.space.com/astronomy/galaxies/the-james-webb-space-telescope-peered-into-one-of-the-universes-oldest-galaxy-clusters-and-scientists-cant-explain-what-they-saw)