A galaxy in the early universe was rich with oxygen, astronomers have found. The discovery raises questions about how early life could have first appeared in the universe.

The local universe may be expanding more slowly than previously thought, a discovery that could relieve a pesky discrepancy ...

COSMOS-Web was the largest General Observer program selected by the James Webb Space Telescope for Cycle 1. The team, led by RIT Associate Professor Jeyhan Kartaltepe, has publicly released its full ...

Still in its original galaxy, a rare holdout from the second generation of stars sheds new light on the origins of the elements—and how massive supernovae reshaped the cosmos ...

Where are the smallest galaxies? A recent study suggests that there may not be as nearly as many of them in the early universe as there should be, which has big implications for the story of how our ...

(CNN) — Astronomers have spotted the oldest "dead" galaxy ever observed while studying the cosmos with the James Webb Space Telescope, and it's one of the deepest views into the distant universe made ...

Astronomers have detected ordered magnetic fields in galaxies so young that conventional models struggle to explain how those ...

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