NASA's James Webb Space Telescope has found water vapor swirling in the air of a distant, boiling-hot alien planet, a new ...

Beyond our solar system, sub-Neptunes - gassy planets larger than Earth but smaller than Neptune - reign as the most common ...

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

Thanks to JWST, we've learned key details about methanol — a key building block for organic compounds necessary for life — on ...

It is a small area of the sky, equivalent to holding a square of one millimeter by one millimeter at arm’s length. But tens ...

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

There’s a new class of cosmic object in town. And it might just overturn our understanding of black holes and galaxy ...

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

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

The boundless potential of astronomical discovery contrasts sharply with the backwardness and reaction promoted by Trump and ...

Astronomers published evidence of possible biosignatures on the planet K2-18b earlier this month, but another look at the ...