James Webb Telescope - /contrib/james_webb_telescope

WASP-39b is a hot Saturn with some nasty chemicals in its skies.

Astronomers have used the James Webb Space Telescope to get the most in-depth look yet at the atmosphere of planet WASP-39 b.

How our view of reality might change overnight

After releasing the deepest image of the universe on July 11, NASA revealed four more groundbreaking finds from the James Webb Space Telescope, including two nebulae, a quintet of galaxies, and water signatures from an exoplanet.

NASAs James Webb Space Telescope has produced the deepest and sharpest infrared image of the distant universe to date. Known as Webbs First Deep Field, this image of galaxy cluster SMACS 0723 is overflowing with detail.

NASA.gov brings you the latest images, videos and news from America's space agency. Get the latest updates on NASA missions, watch NASA TV live, and learn about our quest to reveal the unknown and benefit all humankind.

The James Webb Space Telescope launched on Christmas morning and is now about 1 million miles from Earth -- ready to send back its first color images.

Deep field images of the universe, exoplanet atmospheres, and more to be unveiled.

Impact at the end of May bad enough to garble data, but NASA isn't worried

NASA might launch the new Solar System Space Telescope (SSST).

THE FIRST observational targets for NASA's new James Webb Space Telescope have already been selected - but the space agency is determined to keep them

"Wherever we look, it's a deep field."

The James Webb Space Telescope's 18 mirrors worked together for a single coordinated image taken 1 million miles away from Earth.

As NASA engineers align and test the mirrors on the James Webb Space Telescope, they've shared its first composite image of an Ursa Major star.

Work for the James Webb Space Telescope is just beginning after was successfully deployed on Jan. 8.

The observatory's trouble-free Christmas Day launch and two early course corrections could push its operational life well past the 10-year mark, the agency said.

What's the massive observatory doing now? Here's how to find out.

Read the latest news about NASA's James Webb Space Telescope.

MOSCOW (Sputnik) - The antenna assembly of the James Webb Space Telescope has been successfully tested as it continues its journey to its final observing spot, located one million miles away from Earth, the National Aeronautics and Space Administration (N

It was a moment so highly anticipated and so long-delayed that it seemed surreal: NASA's James Webb Space Telescope finally got off the ground.