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.

The first deep field image captured by the James Webb Space Telescope is of galaxy cluster SMACS 0723. Credit: NASA, ESA, CSA ...

The Phantom Galaxy (M74) has been imaged in infrared and optical light using the James Webb Space Telescope and Hubble Space ...

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

Two new research studies explore how a stellar nursery in the heart of the Milky Way is affected by the region’s strong ...

Astronomers using the James Webb Space Telescope have discovered Zhúlóng, the most distant known spiral galaxy, existing just one billion years after the Big Bang. Defying expectations, Zhúlóng ...

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

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 ...

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

An exoplanet discovered in 2020 contains the coldest temperatures ever measured on a planetary body, according to scientists.

NASA's Galaxy Zoo project invites volunteers to classify James Webb Space Telescope images, aiding scientists in ...