Observations by the James Webb space telescope find possible biological activity on a giant planet 124 light-years from Earth ...

K2-18b, an exoplanet 120 light-years away, may be the best hope to confirm that life exists beyond Earth. Here's what to know.

Whenever there’s even a slight chance that an exoplanet shows signs of biological activity, people understandably get excited ...

‘Earth’s surface has been continuously habitable since about 3.5billion years ago, but Mars’ surface evolved from more ...

A bold geochemical model reveals that TOI‑270 d, a sub‑Neptune 73 light‑years away, is likely a giant rocky world cloaked in a blistering, dense atmosphere rather than a watery Hycean planet. Webb ...

On a faraway planet, the James Webb Space Telescope has picked up signs of molecules that, on Earth, are produced only by ...

Scientists using the James Webb Space Telescope have obtained what they call the strongest signs yet of possible life beyond ...

As scientists discover the most promising evidence of life on a distant planet, experts reveal what that alien life might ...

James Webb space telescope appears to observe ‘tipping point’ chemical compounds on planet 124 light years from Earth ...

In a potential landmark discovery, scientists using the James Webb Space Telescope have obtained what they call the strongest ...

Scientists detect potential biosignatures in the atmosphere of exoplanet K2-18 b, hinting at possible alien life beyond our ...