A deep field image captured by the James Webb Space Telescope is of galaxy cluster SMACS 0723. Credit: NASA, ESA, CSA, and STScI | mash mix: Space.com Music: Tranquil Dawn by Amber Glow / courtesy of ...

Using the James Webb Space Telescope (JWST), astronomers have peered deep into one of the Milky Way's most radiation-intense ...

The James Webb Telescope reveals a never-before-seen infrared image: thousands of galaxies and ancient stars expose cosmic ...

Webb discovered dozens of small, powerful galaxies from 800 million years ago that likely drove cosmic reionization by ...

Astronomers analyzing data from the James Webb Space Telescope (JWST) have uncovered a population of tiny, energetic galaxies ...

An international team of astronomers reports the detection of a peculiar merger of two similar ring galaxies that ...

Astronomers have added two more exoplanets to a growing study aimed at finding out whether rocky worlds near small, faint ...

Scientists are revolutionizing the search for extraterrestrial life by challenging our somewhat Earth-centric assumptions ...

Inflation and budget issues are threatening to hobble NASA’s most in-demand telescopes.

The James Webb Space Telescope has notched another milestone, capturing a direct image of one of the coldest and oldest known ...

Reaching nanometer precision in space isn’t just hard—it’s nearly impossible. But JWST’s flexure-driven actuators do it while surviving cryogenic temps, vacuum, and launch forces.