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

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

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

What's more, no exoplanets with emission spectra cooler than 275 K (1.85 °C; 35.33 °F) - comparable to Earth - have been ...

Look at this incredible view! Galaxies stretching over billions of years in a single small-but-mighty image from JWST with ...

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

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

A sudden flash of light in 2020 caught the attention of astronomers scanning the sky. That brief signal, spotted by Caltech’s ...

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

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