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

A team of astronomers have detected what they call the most promising signs to date of a possible biosignature, or signs of ...

The exoplanet K2-18b could harbor a massive ocean, but scientists will need to study the planet more to see if it’s really ...

Only 43 (to date) have been observed directly (about 0.5% of them). Most are discovered through indirect means, such as ...

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

Recent James Webb Space Telescope observations have provided the strongest indications yet of potential life beyond our solar ...

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 planet’s oceans vanished, as did any forms of life that lived there. The new study indicates that Mars’ magnetic field may not have been entirely similar to Earth’s because of the planet's ...

The peer-reviewed report in the Astrophysical Journal Letters presents more questions than answers, acknowledges numerous ...

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.

Astrobiologists investigating extraterrestrial life first became excited about K2-18b in 2023 when data from the new James ...