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

Planet 124 light-years from Earth could be ‘teeming with alien life’ - Researchers say exoplanet K2-18b offers the strongest signs yet of alien life in groundbreaking study

Scientists have found new but tentative evidence that a faraway world orbiting another star may be home to life. A Cambridge team studying the atmosphere of a planet called K2-18b has detected signs of molecules which on Earth are only produced by simple organisms.