Using the James Webb Space Telescope, astronomers say they are closer than ever to confirming signs of life on a distant ...

Astronomers claim they've found the most promising signs of possible life on a planet outside of our solar system.

Astronomers have detected possible chemical signs of life on a faraway planet. But they caution much more work is needed to confirm their findings.

Astronomers have made a detection suggesting biosignatures, or signs of biological activity, on an exoplanet located 124 ...

New JWST data strengthens earlier hints that K2-18b, a possible water world 120 light-years away, could host the chemical ...

A new discovery could represent the most concrete evidence of alien life to-date, but scientists caution that further studies are needed.

Dating of cosmogenic chlorine isotopes yields long-term estimates of fault activity in Italy, showing that periods of ...

Astronomers have detected molecules on exoplanet K2-18b that may have been produced by simple organisms, claiming it's the strongest evidence yet of life off Earth.

Astronomers have detected the most promising signs yet of a possible biosignature outside the solar system, although they ...

U.S. team of researchers detected signs of two chemicals in the planet's atmosphere long considered to be "biosignatures" indicating extraterrestrial life.

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

Astronomers have discovered a major sign of life — and “the first hints… of an alien world” on a distant planet orbiting ...