Researchers identified the likely planetary candidate’s infrared light after blocking out its host star’s overwhelming glare ...

James Webb’s mid-infrared vision has likely captured a frigid, Saturn-mass planet shaping the dusty rings around the nearby ...

For the first time ever, the James Webb Space Telescope (JWST) has captured an unprecedented image of an exoplanet outside ...

A team of scientists is proposing a bold alternative to the Big Bang theory, suggesting that our universe may have instead ...

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The most powerful telescope in history. The James Webb Space Telescope's "jewel-filled" photos are stunning. Iran launches missile attack on U.S. base at Al Udeid in Qatar ...

New measurements of the universe’s expansion using James Webb Space Telescope appear to resolve the Hubble constant conflict ...

The James Webb Space Telescope provides a clear view of the central white dwarf creating the Ring Nebula in the left image. Credit: NASA / ESA / CSA / Raghvendra Sahai et al.

The James Webb Space Telescope has peered into the atmosphere of Saturn's largest moon Titan, capturing the first evidence of cloud formation in the moon's northern hemisphere.

Astronomers using the James Webb Space Telescope (JWST) have confirmed the existence of the first known planet closely orbiting a dead star — offering new insights into how planets may evolve ...

The James Webb Space Telescope has spotted five galaxy candidates dating to just 200 million years after the Big Bang, making them the earliest ever detected. And there could be many more.

The James Webb Space Telescope has been designed to answer many of the core questions that have animated astronomers over the past half-century. With a $10 billion price tag, it is one of the most ...