The most powerful telescope in history. The James Webb Space Telescope's "jewel-filled" photos are stunning. Majority of ...

For space fans, June has something extra to enjoy, as NASA recently released “Cosmic Dawn,” a new “intimate access” documentary all about designing and assembling the James Webb Space Telescope.

The planet was formed around four billion years ago and has a frigid atmospheric temperature of just minus 3 degrees Celsius.

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

NASA's James Webb Space Telescope has captured an awe-inspiring image showcasing thousands of galaxies, forming part of the ...

When we look out at the night sky, stars are overwhelmingly what we see—thousands of them, ranging from Sirius, the brightest ...

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

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