These types of exoplanets are some of the most common in our galaxy - but they've remained mysterious until now.

Using the James Webb Space Telescope, a collaboration of NASA and its European and Canadian counterparts, a team of ...

Astronomers used the James Webb Space Telescope for the largest and deepest sample of galaxy groups, some of which were up to ...

Astronomers using the James Webb Space Telescope (JWST) have made an unprecedented discovery that promises to reshape our ...

NASA's newest space telescope, on a mission to study origins of universe, snapped incredible images of the cosmos 2 months ...

At a frigid -125 degrees Fahrenheit (-87 degrees Celsius), WD 1856+534 b is the coldest planet ever directly observed, ...

Galaxies speckle the heavens like stars in a stunning new photo of the deep and distant universe.

NASA/ESA/CSA James Webb Space Telescope's NIRCam (Near-Infrared Camera) and MIRI (Mid-Infrared Instrument) captured amazing ...

The James Webb Space Telescope has investigated an exoplanet that’s super cool — literally. The huge planet, which is six ...

This gas needs an enormous amount of energy to shine — more than normal stars can supply. The discovery, based on data from ...

The political news these days is enough to make some Chicagoans wish they were a million miles away. But consider this: Even ...

The telescope may well have outdone itself by revealing evidence of life on a world about 120 light years from Earth.