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 ...

Another is the discovery of life on another world, a moment that has inched a little closer today with the news that signs of a gas, which on Earth is produced by simple marine organisms, has been ...

The twin Voyager spacecraft flew by outer planets such as Jupiter and Saturn, revealing a huge amount of information about their moons and kicking off a serious search for life there.

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

Astronomers using the James Webb Space Telescope confirmed that the planet K2-18b has traces of dimethyl sulfide, a potential ...

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 ...

Where else are astronomers searching for life? In our solar system, Earth is one of only three planets ... on a far-reaching journey to one of Jupiter's many moons where water is believed ...