The James Webb Space Telescope has cast its eye on one of the oldest known galaxies, formed just 400 million years after the big bang, and it might be two galaxies merging
NASA, ESA, CSA, STScI ,UT, JHU
One of the oldest known galaxies might actually be two galaxies in the process of merging, according to new observations from the James Webb Space Telescope (JWST).
In 2012, the Hubble Space Telescope spotted what appeared to be the oldest galaxy we had found, MACS0647-JD, thanks to the gravity from a cluster of galaxies called MACS0647 bending and magnifying its light, a …