That is why astrobiologists are increasingly turning their eyes toward icy bodies like the Jovian moons of ... but no consistent liquid water is known on any moon or planetary surface aside ...

Callisto is also thought to have liquid water, too. The small, rocky body is constantly being stretched and compressed by Jupiter’s huge gravitational force, keeping the moon ‘malleable ...

However, Dr Karanam clarified that liquid water cannot exist on the Moon due to the extremely low atmospheric pressure, meaning that ice would sublimate directly into vapour rather than melting ...