A team of astronomers claims to have sniffed out a “biosignature” in the atmosphere of a distant planet called K2-18b. But ...

The Webb telescope has spotted exoplanets circling white dwarf stars, proving that planets can survive their star’s violent ...

Imagine standing on the surface of Earth, feeling the wind on your face and watching clouds drift across the sky. Have you ...

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.

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 ...

The discovery was made on a massive exoplanet known as K2-18b that for years has captivated scientists searching for life ...

Scientists have found strong signs of possible life on exoplanet K2-18b, a "Hycean world," suggesting new avenues in the search for alien life.

While cautious about the findings, astronomers detected traces of a chemical that, on Earth, is produced by phytoplankton.

PARIS (AFP) — Astronomers announced Thursday that they had detected the most promising "hints" of potential life on a planet beyond our solar system, though other scientists expressed skepticism.

The latest discovery is the strongest hint yet of biological activity outside our solar system. But this does not mean that ...

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 ...