A team of astronomers announced on April 16, 2025, that in the process of studying a planet around another star, they had ...

One such moment was when space craft sent back images of the Earth for the first time. Another is the discovery of life on ...

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

A molecule detected on a planet 124 light-years away is produced on Earth by decaying phytoplankton and other microbes. There ...

Further studies are needed to determine whether K2-18b, which orbits a star 120 light-years away, is inhabited, or even ...

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

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

(CNN) — When astronomers search for evidence of life ... images from his seven-month stay on the orbiting laboratory, including long-exposure views of the colors that dance above the Earth.

This potential evidence of microbial life is on a planet named K2-18 b, which is about 8.6 times as massive as Earth and has a diameter about 2.6 times as large as our planet.