Photographer extraordinaire Don Pettit is about to return to Earth following a seven-month stay aboard the space station. Take a moment to enjoy his best work.

Further studies are needed to determine whether K2-18b, which orbits a star 120 light-years away, is inhabited, or even ...

Images of the distant spiral galaxy are changing conceptions of the speed and process by which galaxies form.

The James Webb Space Telescope has discovered Zhúlóng, a candidate for the most distant spiral galaxy in the universe. The ...

"What makes Zhúlóng stand out is just how much it resembles the Milky Way—both in shape, size and stellar mass," said the ...

"We don't know the frequency, so we need to keep tuning and trying different ones, like searching for a good radio station ...

Dark sky hunting has become one of the biggest movements in travel, says Alicia Miller. And with International Dark Sky Week ...

Above the great sheath of stars that defines the ship’s keel is a ragged circle of stars. That’s Vela the Sails, though there ...

NASA's most powerful telescope has once again left scientists scratching their heads after challenging their understanding of ...

Astronomers have discovered the most distant and thus earliest spiral galaxy ever seen, using the James Webb Space Telescope ...

An international team led by the University of Geneva (UNIGE) has discovered the most distant spiral galaxy candidate known ...

Solar eruptions created a northern lights display in North America and Europe overnight, with more auroras expected through Thursday.