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’s James Webb Space Telescope’s NIRCam (Near-Infrared Camera) has captured a stunning view of supernova remnant Cassiopeia A (Cas A). Credit: Space.com | footage courtesy: NASA, ESA, CSA, STScI, ...

Using the James Webb Space Telescope, astronomers have peered into galaxies that existed at cosmic noon to hunt ravenously ...

The James Webb Space Telescope has captured imagery of spiral galaxy NGC 2283, which is located about 45 million light-years ...

Using the James Webb Space Telescope, astronomers have discovered "smoking gun" evidence of a hidden feeding supermassive ...

Scientists using JWST have identified WD 1856+534 b—the coldest exoplanet yet—circling a dead star, revealing surprising ...

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

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

This week, archaeologists identified depictions of the Milky Way galaxy in ancient Egyptian imagery. A mathematician found a ...

One of the most famous and beautiful cosmic sights shows its colors in this new image from the Hubble Space Telescope. The Veil Nebula is the remnant of a massive star which exploded in a supernova 10 ...

Astronomers have used the James Webb Space Telescope (JWST) to peer back in time over 10 billion years, observing an early era in cosmic history. In doing so, the team from the University of ...