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

K2-18b is back in the news thanks to new research that quells a controversial claim made in April. Researchers at the ...

Signs of life on K2-18 b are revisited as a new NASA-led study finds no conclusive evidence for dimethyl sulfide, tempering ...

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

New observations fail to confirm signs of life in the atmosphere of the distant planet K2-18b. They also raise questions about what it will take to detect biology light-years away.

A retraction intends to bring to an end the acrimonious debate about the validity of the 15-year old findings that threatened ...

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 ...

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.

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.