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Geochemical process on Saturn’s moon linked to life’s origin
A diagram illustrating the possible interior of Saturn’s moon Enceladus, including the ocean and plumes in the south polar region, was based on Cassini spacecraft observations, courtesy of...
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Ether Compounds Could Work like DNA On Oily Worlds
Sunlight glints off of hydrocarbon seas on Saturn’s moon Titan, as seen here in near-infrared light by the Cassini spacecraft. Credit: NASA/JPL-Caltech/Univ. Arizona/Univ. Idaho In the search for life...
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Cassini Prepares for Last Up-close Look at Hyperion
This false-color view of Hyperion was obtained during Cassini’s closest flyby of Saturn’s odd, tumbling moon on Sept. 26, 2005. Credits: NASA/JPL-Caltech/SSI NASA’s Cassini spacecraft will make its...
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Small thunderstorms may add up to massive cyclones on Saturn
New model may predict cyclone activity on other planets. The rings of Saturn and its north polar vortex. Image courtesy of Caltech/Space Science Institute For the last decade, astronomers have observed...
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The Mysterious ‘Lakes’ on Saturn’s Moon Titan
Credit: NASA Saturn’s moon Titan is home to seas and lakes filled with liquid hydrocarbons, but what forms the depressions on the surface? A new study using data from the joint NASA and the European...
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Early Titan Was a Cold, Hostile Place For Life
Titan’s thick clouds make surface observations impossible unless researchers use techniques such as radar. Credit: NASA/JPL/Space Science Institute Titan is a mysterious orange-socked moon of Saturn...
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‘Bathtub Rings’ Suggest Titan’s Dynamic Seas
Cassini VIMS/RADAR hybrid image of filled and dry lakes south of Titan’s methane sea Ligeia Mare. Blue arrows indicate current lakes, while the white arrows point to evaporates on dry lakes. Credit:...
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Unusual Red Arcs Spotted on Icy Saturn Moon
Unusual arc-shaped, reddish streaks cut across the surface of Saturn’s ice-rich moon Tethys in this enhanced-color mosaic. The red streaks are narrow, curved lines on the moon’s surface, only a few...
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Cassini to Make Last Close Flyby of Saturn Moon Dione
A view of Saturn’s moon Dione captured by NASA’s Cassini spacecraft during a close flyby on June 16, 2015. The diagonal line near upper left is the rings of Saturn, in the distance. Image credit:...
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At Saturn, One of These Rings is not like the Others
The planet Saturn, viewed by NASA’s Cassini spacecraft during its 2009 equinox. Data on how the rings cooled during this time provide insights about the nature of the ring particles. Credits:...
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Cassini Finds Global Ocean in Saturn’s Moon Enceladus
Illustration of the interior of Saturn’s moon Enceladus showing a global liquid water ocean between its rocky core and icy crust. Thickness of layers shown here is not to scale. Credits:...
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Cassini Begins Series of Flybys with Close-up of Saturn Moon Enceladus
Credit: NASA NASA’s Cassini spacecraft will wrap up its time in the region of Saturn’s large, icy moons with a series of three close encounters with Enceladus starting Wednesday, Oct. 14. Images are...
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Seven Key Facts About Cassini’s Oct. 28 ‘Plume Dive’
NASA’s Cassini spacecraft will sample the ocean of Saturn’s moon Enceladus on Wednesday, Oct. 28, when it flies through the moon’s plume of icy spray. On Oct. 28, 2015, NASA’s Cassini spacecraft will...
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Cassini Plunged Into Icy Plumes of Enceladus
NASA’s Cassini spacecraft completed its deepest-ever dive through the icy plume of Enceladus on Oct. 28, 2015. Credits: NASA/JPL-Caltech The Cassini spacecraft took a daring plunge into the icy geysers...
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NASA’s Cassini Finds Monstrous Ice Cloud in Titan’s South Polar Region
As winter sets in at Titan’s south pole, a cloud system called the south polar vortex (small, bright “button”) has been forming, as seen in this 2013 image. Credits: NASA/JPL-Caltech/Space Science...
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Peering Through Titan’s Haze
Credit: NASA This composite image shows an infrared view of Saturn’s moon Titan from NASA’s Cassini spacecraft, acquired during the mission’s “T-114” flyby on Nov. 13, 2015. The spacecraft’s visual and...
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Cassini Completes Final Close Enceladus Flyby
NASA’s Cassini spacecraft paused during its final close flyby of Enceladus to focus on the icy moon’s craggy, dimly lit limb, with the planet Saturn beyond. NASA’s Cassini spacecraft has begun...
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Astrobiology Top 10: A Global Ocean in Saturn’s Moon Enceladus
As 2015 comes to a close, Astrobiology Magazine is counting down our ‘Top 10’ stories from the past year. At number 6: New data from NASA’s Cassini mission revealed that a global ocean lies beneath the...
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Enceladus Dalmatian Terrain Close-up
Credit: NASA During its final close flyby of Saturn’s moon Enceladus, NASA’s Cassini spacecraft revisited a landscape, and a mystery, that it had originally glimpsed more than 10 years earlier. In...
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How Friendly Is Enceladus’ Ocean To Life?
Plumes erupting off the surface of Enceladus, an icy moon. Credit: NASA/JPL/SSI How acidic is the ocean on Saturn’s icy moon Enceladus? It’s a fundamental question to understanding if this...
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