Webb's first pictures have shattered astronomers’ preconceptions about the early Universe.
Webb’s distant galaxies are also turning out to have more structure than astronomers had expected.
US President Joe Biden released this deep-field image on 11 July — the first scientific view from Webb revealed publicly.“With the resolution of James Webb, we are able to see that galaxies have disks way earlier than we thought they did,” says Allison Kirkpatrick, an astronomer at the University of Kansas in Lawrence. That’s a problem, she says, because it contradicts earlier theories of galaxy evolution. “We’re going to have to figure that out.
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