What would happen if we discovered alien life right here in our solar system? From the icy oceans of Europa to the methane ...

Two major alien-life announcements in 2025 generated enormous excitement, but most astrobiologists remained unconvinced. Only 6.6% of surveyed experts thought possible biological molecules on K2-18b ...

Saturn's icy moon Enceladus may be one of the most promising places in our solar system to search for extraterrestrial life.

Add Yahoo as a preferred source to see more of our stories on Google. NASA’s Cassini spacecraft captured this image of Enceladus on Nov. 30, 2010. The shadow of the body of Enceladus on the lower ...

Donald Trump has pledged to release classified government files on alien and extraterrestrial life, sparking widespread excitement and a surge in online conspiracy theories, most prominently the ...