The Cassini spacecraft took this image of three of Saturn's moons, Rhea, Mimas and Titan.

Cool Finds

See Three of Saturn’s Moons Pose in a Family Photo

While in orbit, Cassini captures a stunning shot of three crescents

Colorized radar images from the Cassini spacecraft show some of the many lakes on Titan

New Research

Lakes on Saturn’s Moon are Really Sinkholes Filled With Liquid Methane and Ethane

Strange and changeable lakes might form just as certain water-filled lakes do on Earth

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Ask Smithsonian: How Many Rings Does Saturn Have?

The age, origin and purpose of Saturn’s rings have mystified scientists since the days of Galileo

A mosaic of Enceladus collected by Cassini showing deep fissures or sulci

New Research

A Hint That a Saturnian Moon Could Have Hydrothermal Vents—And Support Life

Grains of silica from Saturn’s magnetosphere likely came from Enceladus and may mean the moon has hydrothermal vents

Ten years ago this week, the Huygens probe gave scientists a first look at the icy surface beneath the haze of Saturn's moon Titan.

Best Space Photos of the Week

Best Space Photos of the Week: From Solar Flares to Saturn’s Moons

A spitting sun, a well-loved lake and a happy accident on Mars star in this week’s best space images

The giant Herschel Crater gives Saturn’s moon Mimas an ominous look.

A Mysterious Force is Acting on Saturn’s “Death Star” Moon

Tiny, cratered Mimas is wobbling way more than it should be, hinting that it might contain either an oddly shaped core or a subsurface ocean

New Research

Saturn Is Making (And Destroying) Mini-Moons All The Time

Saturn’s F ring is a little moon factory

New Research

Titan’s Ocean Might Be as Salty as the Dead Sea

New data from the Cassini mission shows that the ocean under Titan’s ice shell is likely very salty

The bright spot on the lower left of Saturn's A ring is not Peggy, but rather the visible sign of Peggy's gravitation distortion of the ring structure.

New Research

Saturn’s Rings May Be Shredding One of Its Moons to Bits

Or giving birth to a new one

Enceladus as seen by Cassini.

New Research

Saturn’s Icy Moon Enceladus May Have a Giant Liquid Water Lake

New proof that Enceladus is a watery world

Jupiter's moon Europa, potentially home to a liquid water ocean, is considered one of the likeliest locales for extraterrestrial life.

Life in the Cosmos

Where in the Solar System Are We Most Likely to Find Life?

A number of interplanetary destinations could harbor extraterrestrial life—finding it could be just a space mission away

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