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 ...

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

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

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

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.

K2-18b, located 124 light-years from Earth, could be a Hycean world: a potentially habitable planet entirely covered in liquid water with a hydrogen-rich atmosphere, said lead study author Nikku ...

Using the James Webb Space Telescope, the team detected chemical fingerprints within the atmosphere of K2-18b that suggest the presence of dimethyl sulfide or DMS, and potentially dimethyl disulfide ...