A nearby galaxy is ablaze with new stars in a dazzling new image from the James Webb Space Telescope.

"Planetary-mass objects don't fit neatly into existing categories of stars or planets." Using the James Webb Space Telescope ...

The weather for Neptune today is sunny, with a chance of reflective clouds. Learn more about the uniquely blazing atmosphere ...

Previously thought to be defined by simple cloud patterns, NASA's JWST has unveiled the astonishing complexity of SIMP 0136, ...

Because it's traveling without an interfering star, the James Webb Space Telescope was able to study a solitary, planet-like ...

The James Webb Space Telescope has captured an amazing view of interacting galaxies Arp 142. Arp 142 consists of a distorted spiral galaxy known as “the Penguin” and a compact elliptical galaxy called ...

Astronomers used the powerful James Webb Space Telescope to peer into this object flying by itself through our Milky Way ...

Such a dramatic cut to a flagship space telescope still in its prime will be felt across the mission's entire operations, ...

The supermassive black hole at the centre of our Galaxy is in continuous turmoil, observations made using the James Webb ...

An international team of researchers has discovered that variations in brightness must be the result of complex weather, ...

Space.com spoke to three scientists, cosmic detectives who are hot on the trail of dark matter candidates using the James Webb Space Telescope (JWST). The question is how, even with its incredibly ...

Astronomers have discovered nearly 6,000 planets beyond our own solar system. Here's how — and how we'll find even more.