Signs of Alien Life Will Be Found by 2025, NASA's Chief Scientist Predicts

Tuesday, October 7, 2025 - 13:30

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"I think we're going to have strong indications of life beyond Earth within a decade, and I think we're going to have definitive evidence within 20 to 30 years," NASA chief scientist Ellen Stofan said Tuesday (April 7) during a panel discussion that focused on the space agency's efforts to search for habitable worlds and alien life.


Submitted by Kathleen P. on Tue, 10/06/2015 - 13:48