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

On a faraway planet, the James Webb Space Telescope has picked up signs of molecules that, on Earth, are produced only by living organisms – but researchers say we must interpret the results cautiousl

NASA’s James Webb Space Telescope detected an intriguing compound in the atmosphere of the exoplanet K2-18 b, but scientists are divided about what the chemical means