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New Webb images illuminate the formation of a galaxy cluster

1 month ago   |   By Ars Technica

Enlarge / Separating out different wavelengths of light lets us track the movement of material toward and away from Earth.
A team of researchers is publishing a paper based on new images taken by the Webb Space Telescope. The images reveal a dense concentration of matter in the early Universe, potentially indicating early stages in the formation of a galaxy cluster. And thanks to the spectrograph present, Webb was able to confirm that several galaxies previously imaged by Hubble were also part of the cluster. It even tracked the flow of gas ejected by the largest galaxy present.
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