Data from NASA's James Webb Space Telescope has revealed dozens of small galaxies that played a starring role in a cosmic ...

The galaxies identified date back to when the universe was roughly 800 million years old, an epoch astronomers call redshift 7.

Astronomers using data from NASA's James Webb Space Telescope have identified dozens of small galaxies that played a starring ...

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The bright light at the centre of this image is galaxy cluster Abell S1063, which lies 4.5 billion light years from Earth. Photographed by the James Webb Space Telescope, this cluster is so ...

Supernova remnants A new high-definition image from the NASA James Webb Space Telescope’s NIRCam unveils ... Galactic gathering: The vast galaxy cluster SDSS J1226+2152 in the constellation ...

The game-changing Vera C. Rubin Observatory will collect more astronomical data in its first year than all other telescopes ...

Astronomers using data from NASA's James Webb Space Telescope have identified dozens of small galaxies that played a starring ...

The nature and evolution of stars, galaxies, galaxy clusters, dark matter and dark energy—and our attempts to understand these things—allow us to pose the ultimate questions and reach for the ultimate ...

The James Webb Space Telescope has spotted extreme galaxy clusters generating enough ultraviolet light to account for cosmic ...

A cloud of energetic gas lit up by a collision of galaxies spans nearly 20 million light-years, leading astronomers to ...

Astronomers have discovered the largest known cloud of energetic particles surrounding a galaxy cluster—spanning nearly 20 ...