ocean moons

Signs of life on Enceladus might remain hidden in its ocean

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Life on Enceladus: Shadowed edge of planet-like body with several bright plumes erupting from the surface. Small spacecraft close to the plumes.

View larger. | Artist’s illustration of Cassini spacecraft flying through the water vapor plumes of Enceladus. A new study from researchers in the UK has found that Enceladus’ subsurface ocean might have layers that make it difficult to find traces of life on Enceladus. Image via NASA/ JPL-Caltech/ Space Science Institute. Saturn’s moon Enceladus has … Read more

Are grooves on Uranus’ moon Ariel evidence for an ocean?

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Uranus' moon Ariel: Gray moon-like body with bright spots and long curving canyons.

View larger. | NASA’s Voyager 2 spacecraft captured this view of Uranus’ moon Ariel on January 24, 1986. We can clearly see various canyons and grooves. Image via NASA/ Jet Propulsion Laboratory. Uranus’ moon Ariel might have a subsurface ocean, a study found last year. The ocean could be ancient or it could still exist … Read more