A large sub-Neptune-sized planet revolving around a red dwarf star 124 light years away has been the topic of debate among ...

Earlier this year, astronomers reported possible evidence of life on another planet – but new observations from JWST suggest ...

A team of scientists claimed in April that a planet orbiting a distant star bore a possible signature of life, but the latest ...

New observations fail to confirm signs of life in the atmosphere of the distant planet K2-18b. They also raise questions ...

Data from the James Webb Space Telescope on exoplanet K2-18b has revealed the "strongest hints yet of biological activity ...

An illustration shows what K2-18b could look like based on scientific data. NASA's James Webb Space Telescope has observed K2-18b, an exoplanet 8.6 times as massive as Earth, revealing conditions ...

K2-18b, scientists say, could be in an excellent location for alien life to emerge—having perfect conditions for surface water, a fundamental ingredient for life, to exist.

The planet in question, K2-18b, was discovered in 2015 by NASA's Kepler mission, which revealed that planets outside our solar system are so common that they outnumber stars.