Researchers using the James Webb Space Telescope spotted huge stars leaking nitrogen in an early galaxy, hinting that such ...

NASA’s James Webb Space Telescope observations reveal TOI-561 b has a cooler-than-expected dayside, indicating a thick atmosphere above a global magma ocean, based on infrared emission measurements.

Direct chemical signatures in a distant galaxy captured by the James Webb Space Telescope confirm the presence of massive ...

The light of the oldest supernova ever seen, dating back 13 billion years to just 730 million years after the Big Bang, has ...

Data from the James Webb Space Telescope has identified the universe’s most ancient supernova to date. This milestone not only redefines astronomical records but clarifies how the universe’s first ...

Astronomers using the James Webb Space Telescope have captured dramatic helium streams pouring off the super-puff exoplanet ...

"In order to get such high sensitivity in the mid-infrared, one needs to go to space, as the atmosphere severely messes up ground-based observations at this wavelength." ...

Data from the James Webb Space Telescope suggests that exoplanet TOI-561 b is surrounded by a thick atmosphere above a global magma ocean.

Researchers have discovered a large, orderly spiral galaxy that formed soon after the Big Bang, when space was only about 1.5 ...

Astronomers have sighted the oldest known stellar explosion, dating back to when the universe was less than a billion years ...

The James Webb Space Telescope (JWST) has once again spotted a distant exoplanet that I have exactly zero interest in ...

NASA's Goddard Space Flight Center in Maryland is facing controversy over potential building closures. Here's what's been ...