Using data gathered by NASA's Juno Jupiter orbiter, scientists estimate that Europa's ice shell is about 18 miles thick — ...

For decades, the search for life beyond Earth has focused on distant exoplanets and the rusty plains of Mars. Now, a small icy world in orbit around Saturn is emerging as one of the most compelling ...

For decades, the moon was seen as a barren, bone-dry world with no atmosphere, no liquid water, no magnetic shield, and extreme swings in temperature. The idea that it could ever support life seemed ...

Scientists may need to broaden their horizons in their search for alien life.

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WASHINGTON, Jan 6 (Reuters) - Jupiter's moon Europa is on the short list of places in our solar system seen as promising in the search for life beyond Earth, with a large subsurface ocean thought to ...

Scientists believe Europa's seafloor is likely tectonically quiet, without active volcanoes or hot water plumes. These findings contrast with the long-held theory that Europa is a promising location ...

This voice experience is generated by AI. Learn more. This voice experience is generated by AI. Learn more. Illustration of the Earth-like exoplanet Proxima Centauri b orbiting the star Proxima ...

The public could be frightened or skeptical. A lot depends on how scientists announce it—if they ever find life in space.