The James Webb Space Telescope spotted possible signatures for life in an exoplanet's atmosphere. Still, researchers caution it’s far too early to call the findings definitive

Independent scientists described the findings as interesting, but not nearly enough to show the existence of life on another planet. “It is the strongest sign to date of any possibility of biological activity outside the solar system,” Cambridge astrophysicist Nikku Madhusudhan said during a livestream on Thursday.